/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2010, Ajax.org B.V.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Ajax.org B.V. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***** END LICENSE BLOCK ***** */

/**
 * Define a module along with a payload
 * @param module a name for the payload
 * @param payload a function to call with (require, exports, module) params
 */

(function () {

    var ACE_NAMESPACE = "";

    var global = (function () {
        return this;
    })();
    if (!global && typeof window != "undefined") global = window; // strict mode


    if (!ACE_NAMESPACE && typeof requirejs !== "undefined")
        return;


    var define = function (module, deps, payload) {
        if (typeof module !== "string") {
            if (define.original)
                define.original.apply(this, arguments);
            else {
                console.error("dropping module because define wasn\'t a string.");
                console.trace();
            }
            return;
        }
        if (arguments.length == 2)
            payload = deps;
        if (!define.modules[module]) {
            define.payloads[module] = payload;
            define.modules[module] = null;
        }
    };

    define.modules = {};
    define.payloads = {};

    /**
     * Get at functionality define()ed using the function above
     */
    var _require = function (parentId, module, callback) {
        if (typeof module === "string") {
            var payload = lookup(parentId, module);
            if (payload != undefined) {
                callback && callback();
                return payload;
            }
        } else if (Object.prototype.toString.call(module) === "[object Array]") {
            var params = [];
            for (var i = 0, l = module.length; i < l; ++i) {
                var dep = lookup(parentId, module[i]);
                if (dep == undefined && require.original)
                    return;
                params.push(dep);
            }
            return callback && callback.apply(null, params) || true;
        }
    };

    var require = function (module, callback) {
        var packagedModule = _require("", module, callback);
        if (packagedModule == undefined && require.original)
            return require.original.apply(this, arguments);
        return packagedModule;
    };

    var normalizeModule = function (parentId, moduleName) {
        // normalize plugin requires
        if (moduleName.indexOf("!") !== -1) {
            var chunks = moduleName.split("!");
            return normalizeModule(parentId, chunks[0]) + "!" + normalizeModule(parentId, chunks[1]);
        }
        // normalize relative requires
        if (moduleName.charAt(0) == ".") {
            var base = parentId.split("/").slice(0, -1).join("/");
            moduleName = base + "/" + moduleName;

            while (moduleName.indexOf(".") !== -1 && previous != moduleName) {
                var previous = moduleName;
                moduleName = moduleName.replace(/\/\.\//, "/").replace(/[^\/]+\/\.\.\//, "");
            }
        }
        return moduleName;
    };

    /**
     * Internal function to lookup moduleNames and resolve them by calling the
     * definition function if needed.
     */
    var lookup = function (parentId, moduleName) {
        moduleName = normalizeModule(parentId, moduleName);

        var module = define.modules[moduleName];
        if (!module) {
            module = define.payloads[moduleName];
            if (typeof module === 'function') {
                var exports = {};
                var mod = {
                    id: moduleName,
                    uri: '',
                    exports: exports,
                    packaged: true
                };

                var req = function (module, callback) {
                    return _require(moduleName, module, callback);
                };

                var returnValue = module(req, exports, mod);
                exports = returnValue || mod.exports;
                define.modules[moduleName] = exports;
                delete define.payloads[moduleName];
            }
            module = define.modules[moduleName] = exports || module;
        }
        return module;
    };

    function exportAce(ns) {
        var root = global;
        if (ns) {
            if (!global[ns])
                global[ns] = {};
            root = global[ns];
        }

        if (!root.define || !root.define.packaged) {
            define.original = root.define;
            root.define = define;
            root.define.packaged = true;
        }

        if (!root.require || !root.require.packaged) {
            require.original = root.require;
            root.require = require;
            root.require.packaged = true;
        }
    }

    exportAce(ACE_NAMESPACE);

})();

define("ace/lib/regexp", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    var real = {
            exec: RegExp.prototype.exec,
            test: RegExp.prototype.test,
            match: String.prototype.match,
            replace: String.prototype.replace,
            split: String.prototype.split
        },
        compliantExecNpcg = real.exec.call(/()??/, "")[1] === undefined, // check `exec` handling of nonparticipating capturing groups
        compliantLastIndexIncrement = function () {
            var x = /^/g;
            real.test.call(x, "");
            return !x.lastIndex;
        }();

    if (compliantLastIndexIncrement && compliantExecNpcg)
        return;
    RegExp.prototype.exec = function (str) {
        var match = real.exec.apply(this, arguments),
            name, r2;
        if (typeof (str) == 'string' && match) {
            if (!compliantExecNpcg && match.length > 1 && indexOf(match, "") > -1) {
                r2 = RegExp(this.source, real.replace.call(getNativeFlags(this), "g", ""));
                real.replace.call(str.slice(match.index), r2, function () {
                    for (var i = 1; i < arguments.length - 2; i++) {
                        if (arguments[i] === undefined)
                            match[i] = undefined;
                    }
                });
            }
            if (this._xregexp && this._xregexp.captureNames) {
                for (var i = 1; i < match.length; i++) {
                    name = this._xregexp.captureNames[i - 1];
                    if (name)
                        match[name] = match[i];
                }
            }
            if (!compliantLastIndexIncrement && this.global && !match[0].length && (this.lastIndex > match.index))
                this.lastIndex--;
        }
        return match;
    };
    if (!compliantLastIndexIncrement) {
        RegExp.prototype.test = function (str) {
            var match = real.exec.call(this, str);
            if (match && this.global && !match[0].length && (this.lastIndex > match.index))
                this.lastIndex--;
            return !!match;
        };
    }

    function getNativeFlags(regex) {
        return (regex.global ? "g" : "") +
            (regex.ignoreCase ? "i" : "") +
            (regex.multiline ? "m" : "") +
            (regex.extended ? "x" : "") + // Proposed for ES4; included in AS3
            (regex.sticky ? "y" : "");
    }

    function indexOf(array, item, from) {
        if (Array.prototype.indexOf) // Use the native array method if available
            return array.indexOf(item, from);
        for (var i = from || 0; i < array.length; i++) {
            if (array[i] === item)
                return i;
        }
        return -1;
    }

});

define("ace/lib/es5-shim", ["require", "exports", "module"], function (require, exports, module) {

    function Empty() {
    }

    if (!Function.prototype.bind) {
        Function.prototype.bind = function bind(that) { // .length is 1
            var target = this;
            if (typeof target != "function") {
                throw new TypeError("Function.prototype.bind called on incompatible " + target);
            }
            var args = slice.call(arguments, 1); // for normal call
            var bound = function () {

                if (this instanceof bound) {

                    var result = target.apply(
                        this,
                        args.concat(slice.call(arguments))
                    );
                    if (Object(result) === result) {
                        return result;
                    }
                    return this;

                } else {
                    return target.apply(
                        that,
                        args.concat(slice.call(arguments))
                    );

                }

            };
            if (target.prototype) {
                Empty.prototype = target.prototype;
                bound.prototype = new Empty();
                Empty.prototype = null;
            }
            return bound;
        };
    }
    var call = Function.prototype.call;
    var prototypeOfArray = Array.prototype;
    var prototypeOfObject = Object.prototype;
    var slice = prototypeOfArray.slice;
    var _toString = call.bind(prototypeOfObject.toString);
    var owns = call.bind(prototypeOfObject.hasOwnProperty);
    var defineGetter;
    var defineSetter;
    var lookupGetter;
    var lookupSetter;
    var supportsAccessors;
    if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
        defineGetter = call.bind(prototypeOfObject.__defineGetter__);
        defineSetter = call.bind(prototypeOfObject.__defineSetter__);
        lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
        lookupSetter = call.bind(prototypeOfObject.__lookupSetter__);
    }
    if ([1, 2].splice(0).length != 2) {
        if (function () { // test IE < 9 to splice bug - see issue #138
            function makeArray(l) {
                var a = new Array(l + 2);
                a[0] = a[1] = 0;
                return a;
            }

            var array = [], lengthBefore;

            array.splice.apply(array, makeArray(20));
            array.splice.apply(array, makeArray(26));

            lengthBefore = array.length; //46
            array.splice(5, 0, "XXX"); // add one element

            lengthBefore + 1 == array.length

            if (lengthBefore + 1 == array.length) {
                return true;// has right splice implementation without bugs
            }
        }()) {//IE 6/7
            var array_splice = Array.prototype.splice;
            Array.prototype.splice = function (start, deleteCount) {
                if (!arguments.length) {
                    return [];
                } else {
                    return array_splice.apply(this, [
                        start === void 0 ? 0 : start,
                        deleteCount === void 0 ? (this.length - start) : deleteCount
                    ].concat(slice.call(arguments, 2)))
                }
            };
        } else {//IE8
            Array.prototype.splice = function (pos, removeCount) {
                var length = this.length;
                if (pos > 0) {
                    if (pos > length)
                        pos = length;
                } else if (pos == void 0) {
                    pos = 0;
                } else if (pos < 0) {
                    pos = Math.max(length + pos, 0);
                }

                if (!(pos + removeCount < length))
                    removeCount = length - pos;

                var removed = this.slice(pos, pos + removeCount);
                var insert = slice.call(arguments, 2);
                var add = insert.length;
                if (pos === length) {
                    if (add) {
                        this.push.apply(this, insert);
                    }
                } else {
                    var remove = Math.min(removeCount, length - pos);
                    var tailOldPos = pos + remove;
                    var tailNewPos = tailOldPos + add - remove;
                    var tailCount = length - tailOldPos;
                    var lengthAfterRemove = length - remove;

                    if (tailNewPos < tailOldPos) { // case A
                        for (var i = 0; i < tailCount; ++i) {
                            this[tailNewPos + i] = this[tailOldPos + i];
                        }
                    } else if (tailNewPos > tailOldPos) { // case B
                        for (i = tailCount; i--;) {
                            this[tailNewPos + i] = this[tailOldPos + i];
                        }
                    } // else, add == remove (nothing to do)

                    if (add && pos === lengthAfterRemove) {
                        this.length = lengthAfterRemove; // truncate array
                        this.push.apply(this, insert);
                    } else {
                        this.length = lengthAfterRemove + add; // reserves space
                        for (i = 0; i < add; ++i) {
                            this[pos + i] = insert[i];
                        }
                    }
                }
                return removed;
            };
        }
    }
    if (!Array.isArray) {
        Array.isArray = function isArray(obj) {
            return _toString(obj) == "[object Array]";
        };
    }
    var boxedString = Object("a"),
        splitString = boxedString[0] != "a" || !(0 in boxedString);

    if (!Array.prototype.forEach) {
        Array.prototype.forEach = function forEach(fun /*, thisp*/) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                thisp = arguments[1],
                i = -1,
                length = self.length >>> 0;
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(); // TODO message
            }

            while (++i < length) {
                if (i in self) {
                    fun.call(thisp, self[i], i, object);
                }
            }
        };
    }
    if (!Array.prototype.map) {
        Array.prototype.map = function map(fun /*, thisp*/) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                length = self.length >>> 0,
                result = Array(length),
                thisp = arguments[1];
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(fun + " is not a function");
            }

            for (var i = 0; i < length; i++) {
                if (i in self)
                    result[i] = fun.call(thisp, self[i], i, object);
            }
            return result;
        };
    }
    if (!Array.prototype.filter) {
        Array.prototype.filter = function filter(fun /*, thisp */) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                length = self.length >>> 0,
                result = [],
                value,
                thisp = arguments[1];
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(fun + " is not a function");
            }

            for (var i = 0; i < length; i++) {
                if (i in self) {
                    value = self[i];
                    if (fun.call(thisp, value, i, object)) {
                        result.push(value);
                    }
                }
            }
            return result;
        };
    }
    if (!Array.prototype.every) {
        Array.prototype.every = function every(fun /*, thisp */) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                length = self.length >>> 0,
                thisp = arguments[1];
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(fun + " is not a function");
            }

            for (var i = 0; i < length; i++) {
                if (i in self && !fun.call(thisp, self[i], i, object)) {
                    return false;
                }
            }
            return true;
        };
    }
    if (!Array.prototype.some) {
        Array.prototype.some = function some(fun /*, thisp */) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                length = self.length >>> 0,
                thisp = arguments[1];
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(fun + " is not a function");
            }

            for (var i = 0; i < length; i++) {
                if (i in self && fun.call(thisp, self[i], i, object)) {
                    return true;
                }
            }
            return false;
        };
    }
    if (!Array.prototype.reduce) {
        Array.prototype.reduce = function reduce(fun /*, initial*/) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                length = self.length >>> 0;
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(fun + " is not a function");
            }
            if (!length && arguments.length == 1) {
                throw new TypeError("reduce of empty array with no initial value");
            }

            var i = 0;
            var result;
            if (arguments.length >= 2) {
                result = arguments[1];
            } else {
                do {
                    if (i in self) {
                        result = self[i++];
                        break;
                    }
                    if (++i >= length) {
                        throw new TypeError("reduce of empty array with no initial value");
                    }
                } while (true);
            }

            for (; i < length; i++) {
                if (i in self) {
                    result = fun.call(void 0, result, self[i], i, object);
                }
            }

            return result;
        };
    }
    if (!Array.prototype.reduceRight) {
        Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
            var object = toObject(this),
                self = splitString && _toString(this) == "[object String]" ?
                    this.split("") :
                    object,
                length = self.length >>> 0;
            if (_toString(fun) != "[object Function]") {
                throw new TypeError(fun + " is not a function");
            }
            if (!length && arguments.length == 1) {
                throw new TypeError("reduceRight of empty array with no initial value");
            }

            var result, i = length - 1;
            if (arguments.length >= 2) {
                result = arguments[1];
            } else {
                do {
                    if (i in self) {
                        result = self[i--];
                        break;
                    }
                    if (--i < 0) {
                        throw new TypeError("reduceRight of empty array with no initial value");
                    }
                } while (true);
            }

            do {
                if (i in this) {
                    result = fun.call(void 0, result, self[i], i, object);
                }
            } while (i--);

            return result;
        };
    }
    if (!Array.prototype.indexOf || ([0, 1].indexOf(1, 2) != -1)) {
        Array.prototype.indexOf = function indexOf(sought /*, fromIndex */) {
            var self = splitString && _toString(this) == "[object String]" ?
                this.split("") :
                toObject(this),
                length = self.length >>> 0;

            if (!length) {
                return -1;
            }

            var i = 0;
            if (arguments.length > 1) {
                i = toInteger(arguments[1]);
            }
            i = i >= 0 ? i : Math.max(0, length + i);
            for (; i < length; i++) {
                if (i in self && self[i] === sought) {
                    return i;
                }
            }
            return -1;
        };
    }
    if (!Array.prototype.lastIndexOf || ([0, 1].lastIndexOf(0, -3) != -1)) {
        Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
            var self = splitString && _toString(this) == "[object String]" ?
                this.split("") :
                toObject(this),
                length = self.length >>> 0;

            if (!length) {
                return -1;
            }
            var i = length - 1;
            if (arguments.length > 1) {
                i = Math.min(i, toInteger(arguments[1]));
            }
            i = i >= 0 ? i : length - Math.abs(i);
            for (; i >= 0; i--) {
                if (i in self && sought === self[i]) {
                    return i;
                }
            }
            return -1;
        };
    }
    if (!Object.getPrototypeOf) {
        Object.getPrototypeOf = function getPrototypeOf(object) {
            return object.__proto__ || (
                object.constructor ?
                    object.constructor.prototype :
                    prototypeOfObject
            );
        };
    }
    if (!Object.getOwnPropertyDescriptor) {
        var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
            "non-object: ";
        Object.getOwnPropertyDescriptor = function getOwnPropertyDescriptor(object, property) {
            if ((typeof object != "object" && typeof object != "function") || object === null)
                throw new TypeError(ERR_NON_OBJECT + object);
            if (!owns(object, property))
                return;

            var descriptor, getter, setter;
            descriptor = {enumerable: true, configurable: true};
            if (supportsAccessors) {
                var prototype = object.__proto__;
                object.__proto__ = prototypeOfObject;

                var getter = lookupGetter(object, property);
                var setter = lookupSetter(object, property);
                object.__proto__ = prototype;

                if (getter || setter) {
                    if (getter) descriptor.get = getter;
                    if (setter) descriptor.set = setter;
                    return descriptor;
                }
            }
            descriptor.value = object[property];
            return descriptor;
        };
    }
    if (!Object.getOwnPropertyNames) {
        Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
            return Object.keys(object);
        };
    }
    if (!Object.create) {
        var createEmpty;
        if (Object.prototype.__proto__ === null) {
            createEmpty = function () {
                return {"__proto__": null};
            };
        } else {
            createEmpty = function () {
                var empty = {};
                for (var i in empty)
                    empty[i] = null;
                empty.constructor =
                    empty.hasOwnProperty =
                        empty.propertyIsEnumerable =
                            empty.isPrototypeOf =
                                empty.toLocaleString =
                                    empty.toString =
                                        empty.valueOf =
                                            empty.__proto__ = null;
                return empty;
            }
        }

        Object.create = function create(prototype, properties) {
            var object;
            if (prototype === null) {
                object = createEmpty();
            } else {
                if (typeof prototype != "object")
                    throw new TypeError("typeof prototype[" + (typeof prototype) + "] != 'object'");
                var Type = function () {
                };
                Type.prototype = prototype;
                object = new Type();
                object.__proto__ = prototype;
            }
            if (properties !== void 0)
                Object.defineProperties(object, properties);
            return object;
        };
    }

    function doesDefinePropertyWork(object) {
        try {
            Object.defineProperty(object, "sentinel", {});
            return "sentinel" in object;
        } catch (exception) {
        }
    }

    if (Object.defineProperty) {
        var definePropertyWorksOnObject = doesDefinePropertyWork({});
        var definePropertyWorksOnDom = typeof document == "undefined" ||
            doesDefinePropertyWork(document.createElement("div"));
        if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
            var definePropertyFallback = Object.defineProperty;
        }
    }

    if (!Object.defineProperty || definePropertyFallback) {
        var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
        var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
        var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
            "on this javascript engine";

        Object.defineProperty = function defineProperty(object, property, descriptor) {
            if ((typeof object != "object" && typeof object != "function") || object === null)
                throw new TypeError(ERR_NON_OBJECT_TARGET + object);
            if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
                throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);
            if (definePropertyFallback) {
                try {
                    return definePropertyFallback.call(Object, object, property, descriptor);
                } catch (exception) {
                }
            }
            if (owns(descriptor, "value")) {

                if (supportsAccessors && (lookupGetter(object, property) ||
                    lookupSetter(object, property))) {
                    var prototype = object.__proto__;
                    object.__proto__ = prototypeOfObject;
                    delete object[property];
                    object[property] = descriptor.value;
                    object.__proto__ = prototype;
                } else {
                    object[property] = descriptor.value;
                }
            } else {
                if (!supportsAccessors)
                    throw new TypeError(ERR_ACCESSORS_NOT_SUPPORTED);
                if (owns(descriptor, "get"))
                    defineGetter(object, property, descriptor.get);
                if (owns(descriptor, "set"))
                    defineSetter(object, property, descriptor.set);
            }

            return object;
        };
    }
    if (!Object.defineProperties) {
        Object.defineProperties = function defineProperties(object, properties) {
            for (var property in properties) {
                if (owns(properties, property))
                    Object.defineProperty(object, property, properties[property]);
            }
            return object;
        };
    }
    if (!Object.seal) {
        Object.seal = function seal(object) {
            return object;
        };
    }
    if (!Object.freeze) {
        Object.freeze = function freeze(object) {
            return object;
        };
    }
    try {
        Object.freeze(function () {
        });
    } catch (exception) {
        Object.freeze = (function freeze(freezeObject) {
            return function freeze(object) {
                if (typeof object == "function") {
                    return object;
                } else {
                    return freezeObject(object);
                }
            };
        })(Object.freeze);
    }
    if (!Object.preventExtensions) {
        Object.preventExtensions = function preventExtensions(object) {
            return object;
        };
    }
    if (!Object.isSealed) {
        Object.isSealed = function isSealed(object) {
            return false;
        };
    }
    if (!Object.isFrozen) {
        Object.isFrozen = function isFrozen(object) {
            return false;
        };
    }
    if (!Object.isExtensible) {
        Object.isExtensible = function isExtensible(object) {
            if (Object(object) === object) {
                throw new TypeError(); // TODO message
            }
            var name = '';
            while (owns(object, name)) {
                name += '?';
            }
            object[name] = true;
            var returnValue = owns(object, name);
            delete object[name];
            return returnValue;
        };
    }
    if (!Object.keys) {
        var hasDontEnumBug = true,
            dontEnums = [
                "toString",
                "toLocaleString",
                "valueOf",
                "hasOwnProperty",
                "isPrototypeOf",
                "propertyIsEnumerable",
                "constructor"
            ],
            dontEnumsLength = dontEnums.length;

        for (var key in {"toString": null}) {
            hasDontEnumBug = false;
        }

        Object.keys = function keys(object) {

            if (
                (typeof object != "object" && typeof object != "function") ||
                object === null
            ) {
                throw new TypeError("Object.keys called on a non-object");
            }

            var keys = [];
            for (var name in object) {
                if (owns(object, name)) {
                    keys.push(name);
                }
            }

            if (hasDontEnumBug) {
                for (var i = 0, ii = dontEnumsLength; i < ii; i++) {
                    var dontEnum = dontEnums[i];
                    if (owns(object, dontEnum)) {
                        keys.push(dontEnum);
                    }
                }
            }
            return keys;
        };

    }
    if (!Date.now) {
        Date.now = function now() {
            return new Date().getTime();
        };
    }
    var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
        "\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
        "\u2029\uFEFF";
    if (!String.prototype.trim || ws.trim()) {
        ws = "[" + ws + "]";
        var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
            trimEndRegexp = new RegExp(ws + ws + "*$");
        String.prototype.trim = function trim() {
            return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
        };
    }

    function toInteger(n) {
        n = +n;
        if (n !== n) { // isNaN
            n = 0;
        } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
            n = (n > 0 || -1) * Math.floor(Math.abs(n));
        }
        return n;
    }

    function isPrimitive(input) {
        var type = typeof input;
        return (
            input === null ||
            type === "undefined" ||
            type === "boolean" ||
            type === "number" ||
            type === "string"
        );
    }

    function toPrimitive(input) {
        var val, valueOf, toString;
        if (isPrimitive(input)) {
            return input;
        }
        valueOf = input.valueOf;
        if (typeof valueOf === "function") {
            val = valueOf.call(input);
            if (isPrimitive(val)) {
                return val;
            }
        }
        toString = input.toString;
        if (typeof toString === "function") {
            val = toString.call(input);
            if (isPrimitive(val)) {
                return val;
            }
        }
        throw new TypeError();
    }

    var toObject = function (o) {
        if (o == null) { // this matches both null and undefined
            throw new TypeError("can't convert " + o + " to object");
        }
        return Object(o);
    };

});

define("ace/lib/fixoldbrowsers", ["require", "exports", "module", "ace/lib/regexp", "ace/lib/es5-shim"], function (require, exports, module) {
    "use strict";

    require("./regexp");
    require("./es5-shim");

});

define("ace/lib/dom", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    var XHTML_NS = "http://www.w3.org/1999/xhtml";

    exports.getDocumentHead = function (doc) {
        if (!doc)
            doc = document;
        return doc.head || doc.getElementsByTagName("head")[0] || doc.documentElement;
    };

    exports.createElement = function (tag, ns) {
        return document.createElementNS ?
            document.createElementNS(ns || XHTML_NS, tag) :
            document.createElement(tag);
    };

    exports.hasCssClass = function (el, name) {
        var classes = (el.className + "").split(/\s+/g);
        return classes.indexOf(name) !== -1;
    };
    exports.addCssClass = function (el, name) {
        if (!exports.hasCssClass(el, name)) {
            el.className += " " + name;
        }
    };
    exports.removeCssClass = function (el, name) {
        var classes = el.className.split(/\s+/g);
        while (true) {
            var index = classes.indexOf(name);
            if (index == -1) {
                break;
            }
            classes.splice(index, 1);
        }
        el.className = classes.join(" ");
    };

    exports.toggleCssClass = function (el, name) {
        var classes = el.className.split(/\s+/g), add = true;
        while (true) {
            var index = classes.indexOf(name);
            if (index == -1) {
                break;
            }
            add = false;
            classes.splice(index, 1);
        }
        if (add)
            classes.push(name);

        el.className = classes.join(" ");
        return add;
    };
    exports.setCssClass = function (node, className, include) {
        if (include) {
            exports.addCssClass(node, className);
        } else {
            exports.removeCssClass(node, className);
        }
    };

    exports.hasCssString = function (id, doc) {
        var index = 0, sheets;
        doc = doc || document;

        if (doc.createStyleSheet && (sheets = doc.styleSheets)) {
            while (index < sheets.length)
                if (sheets[index++].owningElement.id === id) return true;
        } else if ((sheets = doc.getElementsByTagName("style"))) {
            while (index < sheets.length)
                if (sheets[index++].id === id) return true;
        }

        return false;
    };

    exports.importCssString = function importCssString(cssText, id, doc) {
        doc = doc || document;
        if (id && exports.hasCssString(id, doc))
            return null;

        var style;

        if (id)
            cssText += "\n/*# sourceURL=ace/css/" + id + " */";

        if (doc.createStyleSheet) {
            style = doc.createStyleSheet();
            style.cssText = cssText;
            if (id)
                style.owningElement.id = id;
        } else {
            style = exports.createElement("style");
            style.appendChild(doc.createTextNode(cssText));
            if (id)
                style.id = id;

            exports.getDocumentHead(doc).appendChild(style);
        }
    };

    exports.importCssStylsheet = function (uri, doc) {
        if (doc.createStyleSheet) {
            doc.createStyleSheet(uri);
        } else {
            var link = exports.createElement('link');
            link.rel = 'stylesheet';
            link.href = uri;

            exports.getDocumentHead(doc).appendChild(link);
        }
    };

    exports.getInnerWidth = function (element) {
        return (
            parseInt(exports.computedStyle(element, "paddingLeft"), 10) +
            parseInt(exports.computedStyle(element, "paddingRight"), 10) +
            element.clientWidth
        );
    };

    exports.getInnerHeight = function (element) {
        return (
            parseInt(exports.computedStyle(element, "paddingTop"), 10) +
            parseInt(exports.computedStyle(element, "paddingBottom"), 10) +
            element.clientHeight
        );
    };

    exports.scrollbarWidth = function (document) {
        var inner = exports.createElement("ace_inner");
        inner.style.width = "100%";
        inner.style.minWidth = "0px";
        inner.style.height = "200px";
        inner.style.display = "block";

        var outer = exports.createElement("ace_outer");
        var style = outer.style;

        style.position = "absolute";
        style.left = "-10000px";
        style.overflow = "hidden";
        style.width = "200px";
        style.minWidth = "0px";
        style.height = "150px";
        style.display = "block";

        outer.appendChild(inner);

        var body = document.documentElement;
        body.appendChild(outer);

        var noScrollbar = inner.offsetWidth;

        style.overflow = "scroll";
        var withScrollbar = inner.offsetWidth;

        if (noScrollbar == withScrollbar) {
            withScrollbar = outer.clientWidth;
        }

        body.removeChild(outer);

        return noScrollbar - withScrollbar;
    };

    if (typeof document == "undefined") {
        exports.importCssString = function () {
        };
        return;
    }

    if (window.pageYOffset !== undefined) {
        exports.getPageScrollTop = function () {
            return window.pageYOffset;
        };

        exports.getPageScrollLeft = function () {
            return window.pageXOffset;
        };
    } else {
        exports.getPageScrollTop = function () {
            return document.body.scrollTop;
        };

        exports.getPageScrollLeft = function () {
            return document.body.scrollLeft;
        };
    }

    if (window.getComputedStyle)
        exports.computedStyle = function (element, style) {
            if (style)
                return (window.getComputedStyle(element, "") || {})[style] || "";
            return window.getComputedStyle(element, "") || {};
        };
    else
        exports.computedStyle = function (element, style) {
            if (style)
                return element.currentStyle[style];
            return element.currentStyle;
        };
    exports.setInnerHtml = function (el, innerHtml) {
        var element = el.cloneNode(false);//document.createElement("div");
        element.innerHTML = innerHtml;
        el.parentNode.replaceChild(element, el);
        return element;
    };

    if ("textContent" in document.documentElement) {
        exports.setInnerText = function (el, innerText) {
            el.textContent = innerText;
        };

        exports.getInnerText = function (el) {
            return el.textContent;
        };
    } else {
        exports.setInnerText = function (el, innerText) {
            el.innerText = innerText;
        };

        exports.getInnerText = function (el) {
            return el.innerText;
        };
    }

    exports.getParentWindow = function (document) {
        return document.defaultView || document.parentWindow;
    };

});

define("ace/lib/oop", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    exports.inherits = function (ctor, superCtor) {
        ctor.super_ = superCtor;
        ctor.prototype = Object.create(superCtor.prototype, {
            constructor: {
                value: ctor,
                enumerable: false,
                writable: true,
                configurable: true
            }
        });
    };

    exports.mixin = function (obj, mixin) {
        for (var key in mixin) {
            obj[key] = mixin[key];
        }
        return obj;
    };

    exports.implement = function (proto, mixin) {
        exports.mixin(proto, mixin);
    };

});

define("ace/lib/keys", ["require", "exports", "module", "ace/lib/fixoldbrowsers", "ace/lib/oop"], function (require, exports, module) {
    "use strict";

    require("./fixoldbrowsers");

    var oop = require("./oop");
    var Keys = (function () {
        var ret = {
            MODIFIER_KEYS: {
                16: 'Shift', 17: 'Ctrl', 18: 'Alt', 224: 'Meta'
            },

            KEY_MODS: {
                "ctrl": 1, "alt": 2, "option": 2, "shift": 4,
                "super": 8, "meta": 8, "command": 8, "cmd": 8
            },

            FUNCTION_KEYS: {
                8: "Backspace",
                9: "Tab",
                13: "Return",
                19: "Pause",
                27: "Esc",
                32: "Space",
                33: "PageUp",
                34: "PageDown",
                35: "End",
                36: "Home",
                37: "Left",
                38: "Up",
                39: "Right",
                40: "Down",
                44: "Print",
                45: "Insert",
                46: "Delete",
                96: "Numpad0",
                97: "Numpad1",
                98: "Numpad2",
                99: "Numpad3",
                100: "Numpad4",
                101: "Numpad5",
                102: "Numpad6",
                103: "Numpad7",
                104: "Numpad8",
                105: "Numpad9",
                '-13': "NumpadEnter",
                112: "F1",
                113: "F2",
                114: "F3",
                115: "F4",
                116: "F5",
                117: "F6",
                118: "F7",
                119: "F8",
                120: "F9",
                121: "F10",
                122: "F11",
                123: "F12",
                144: "Numlock",
                145: "Scrolllock"
            },

            PRINTABLE_KEYS: {
                32: ' ', 48: '0', 49: '1', 50: '2', 51: '3', 52: '4', 53: '5',
                54: '6', 55: '7', 56: '8', 57: '9', 59: ';', 61: '=', 65: 'a',
                66: 'b', 67: 'c', 68: 'd', 69: 'e', 70: 'f', 71: 'g', 72: 'h',
                73: 'i', 74: 'j', 75: 'k', 76: 'l', 77: 'm', 78: 'n', 79: 'o',
                80: 'p', 81: 'q', 82: 'r', 83: 's', 84: 't', 85: 'u', 86: 'v',
                87: 'w', 88: 'x', 89: 'y', 90: 'z', 107: '+', 109: '-', 110: '.',
                186: ';', 187: '=', 188: ',', 189: '-', 190: '.', 191: '/', 192: '`',
                219: '[', 220: '\\', 221: ']', 222: "'", 111: '/', 106: '*'
            }
        };
        var name, i;
        for (i in ret.FUNCTION_KEYS) {
            name = ret.FUNCTION_KEYS[i].toLowerCase();
            ret[name] = parseInt(i, 10);
        }
        for (i in ret.PRINTABLE_KEYS) {
            name = ret.PRINTABLE_KEYS[i].toLowerCase();
            ret[name] = parseInt(i, 10);
        }
        oop.mixin(ret, ret.MODIFIER_KEYS);
        oop.mixin(ret, ret.PRINTABLE_KEYS);
        oop.mixin(ret, ret.FUNCTION_KEYS);
        ret.enter = ret["return"];
        ret.escape = ret.esc;
        ret.del = ret["delete"];
        ret[173] = '-';

        (function () {
            var mods = ["cmd", "ctrl", "alt", "shift"];
            for (var i = Math.pow(2, mods.length); i--;) {
                ret.KEY_MODS[i] = mods.filter(function (x) {
                    return i & ret.KEY_MODS[x];
                }).join("-") + "-";
            }
        })();

        ret.KEY_MODS[0] = "";
        ret.KEY_MODS[-1] = "input-";

        return ret;
    })();
    oop.mixin(exports, Keys);

    exports.keyCodeToString = function (keyCode) {
        var keyString = Keys[keyCode];
        if (typeof keyString != "string")
            keyString = String.fromCharCode(keyCode);
        return keyString.toLowerCase();
    };

});

define("ace/lib/useragent", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";
    exports.OS = {
        LINUX: "LINUX",
        MAC: "MAC",
        WINDOWS: "WINDOWS"
    };
    exports.getOS = function () {
        if (exports.isMac) {
            return exports.OS.MAC;
        } else if (exports.isLinux) {
            return exports.OS.LINUX;
        } else {
            return exports.OS.WINDOWS;
        }
    };
    if (typeof navigator != "object")
        return;

    var os = (navigator.platform.match(/mac|win|linux/i) || ["other"])[0].toLowerCase();
    var ua = navigator.userAgent;
    exports.isWin = (os == "win");
    exports.isMac = (os == "mac");
    exports.isLinux = (os == "linux");
    exports.isIE =
        (navigator.appName == "Microsoft Internet Explorer" || navigator.appName.indexOf("MSAppHost") >= 0)
            ? parseFloat((ua.match(/(?:MSIE |Trident\/[0-9]+[\.0-9]+;.*rv:)([0-9]+[\.0-9]+)/) || [])[1])
            : parseFloat((ua.match(/(?:Trident\/[0-9]+[\.0-9]+;.*rv:)([0-9]+[\.0-9]+)/) || [])[1]); // for ie

    exports.isOldIE = exports.isIE && exports.isIE < 9;
    exports.isGecko = exports.isMozilla = (window.Controllers || window.controllers) && window.navigator.product === "Gecko";
    exports.isOldGecko = exports.isGecko && parseInt((ua.match(/rv:(\d+)/) || [])[1], 10) < 4;
    exports.isOpera = window.opera && Object.prototype.toString.call(window.opera) == "[object Opera]";
    exports.isWebKit = parseFloat(ua.split("WebKit/")[1]) || undefined;

    exports.isChrome = parseFloat(ua.split(" Chrome/")[1]) || undefined;

    exports.isAIR = ua.indexOf("AdobeAIR") >= 0;

    exports.isIPad = ua.indexOf("iPad") >= 0;

    exports.isChromeOS = ua.indexOf(" CrOS ") >= 0;

    exports.isIOS = /iPad|iPhone|iPod/.test(ua) && !window.MSStream;

    if (exports.isIOS) exports.isMac = true;

});

define("ace/lib/event", ["require", "exports", "module", "ace/lib/keys", "ace/lib/useragent"], function (require, exports, module) {
    "use strict";

    var keys = require("./keys");
    var useragent = require("./useragent");

    var pressedKeys = null;
    var ts = 0;

    exports.addListener = function (elem, type, callback) {
        if (elem.addEventListener) {
            return elem.addEventListener(type, callback, false);
        }
        if (elem.attachEvent) {
            var wrapper = function () {
                callback.call(elem, window.event);
            };
            callback._wrapper = wrapper;
            elem.attachEvent("on" + type, wrapper);
        }
    };

    exports.removeListener = function (elem, type, callback) {
        if (elem.removeEventListener) {
            return elem.removeEventListener(type, callback, false);
        }
        if (elem.detachEvent) {
            elem.detachEvent("on" + type, callback._wrapper || callback);
        }
    };
    exports.stopEvent = function (e) {
        exports.stopPropagation(e);
        exports.preventDefault(e);
        return false;
    };

    exports.stopPropagation = function (e) {
        if (e.stopPropagation)
            e.stopPropagation();
        else
            e.cancelBubble = true;
    };

    exports.preventDefault = function (e) {
        if (e.preventDefault)
            e.preventDefault();
        else
            e.returnValue = false;
    };
    exports.getButton = function (e) {
        if (e.type == "dblclick")
            return 0;
        if (e.type == "contextmenu" || (useragent.isMac && (e.ctrlKey && !e.altKey && !e.shiftKey)))
            return 2;
        if (e.preventDefault) {
            return e.button;
        } else {
            return {1: 0, 2: 2, 4: 1}[e.button];
        }
    };

    exports.capture = function (el, eventHandler, releaseCaptureHandler) {
        function onMouseUp(e) {
            eventHandler && eventHandler(e);
            releaseCaptureHandler && releaseCaptureHandler(e);

            exports.removeListener(document, "mousemove", eventHandler, true);
            exports.removeListener(document, "mouseup", onMouseUp, true);
            exports.removeListener(document, "dragstart", onMouseUp, true);
        }

        exports.addListener(document, "mousemove", eventHandler, true);
        exports.addListener(document, "mouseup", onMouseUp, true);
        exports.addListener(document, "dragstart", onMouseUp, true);

        return onMouseUp;
    };

    exports.addTouchMoveListener = function (el, callback) {
        var startx, starty;
        exports.addListener(el, "touchstart", function (e) {
            var touches = e.touches;
            var touchObj = touches[0];
            startx = touchObj.clientX;
            starty = touchObj.clientY;
        });
        exports.addListener(el, "touchmove", function (e) {
            var touches = e.touches;
            if (touches.length > 1) return;

            var touchObj = touches[0];

            e.wheelX = startx - touchObj.clientX;
            e.wheelY = starty - touchObj.clientY;

            startx = touchObj.clientX;
            starty = touchObj.clientY;

            callback(e);
        });
    };

    exports.addMouseWheelListener = function (el, callback) {
        if ("onmousewheel" in el) {
            exports.addListener(el, "mousewheel", function (e) {
                var factor = 8;
                if (e.wheelDeltaX !== undefined) {
                    e.wheelX = -e.wheelDeltaX / factor;
                    e.wheelY = -e.wheelDeltaY / factor;
                } else {
                    e.wheelX = 0;
                    e.wheelY = -e.wheelDelta / factor;
                }
                callback(e);
            });
        } else if ("onwheel" in el) {
            exports.addListener(el, "wheel", function (e) {
                var factor = 0.35;
                switch (e.deltaMode) {
                    case e.DOM_DELTA_PIXEL:
                        e.wheelX = e.deltaX * factor || 0;
                        e.wheelY = e.deltaY * factor || 0;
                        break;
                    case e.DOM_DELTA_LINE:
                    case e.DOM_DELTA_PAGE:
                        e.wheelX = (e.deltaX || 0) * 5;
                        e.wheelY = (e.deltaY || 0) * 5;
                        break;
                }

                callback(e);
            });
        } else {
            exports.addListener(el, "DOMMouseScroll", function (e) {
                if (e.axis && e.axis == e.HORIZONTAL_AXIS) {
                    e.wheelX = (e.detail || 0) * 5;
                    e.wheelY = 0;
                } else {
                    e.wheelX = 0;
                    e.wheelY = (e.detail || 0) * 5;
                }
                callback(e);
            });
        }
    };

    exports.addMultiMouseDownListener = function (elements, timeouts, eventHandler, callbackName) {
        var clicks = 0;
        var startX, startY, timer;
        var eventNames = {
            2: "dblclick",
            3: "tripleclick",
            4: "quadclick"
        };

        function onMousedown(e) {
            if (exports.getButton(e) !== 0) {
                clicks = 0;
            } else if (e.detail > 1) {
                clicks++;
                if (clicks > 4)
                    clicks = 1;
            } else {
                clicks = 1;
            }
            if (useragent.isIE) {
                var isNewClick = Math.abs(e.clientX - startX) > 5 || Math.abs(e.clientY - startY) > 5;
                if (!timer || isNewClick)
                    clicks = 1;
                if (timer)
                    clearTimeout(timer);
                timer = setTimeout(function () {
                    timer = null;
                }, timeouts[clicks - 1] || 600);

                if (clicks == 1) {
                    startX = e.clientX;
                    startY = e.clientY;
                }
            }

            e._clicks = clicks;

            eventHandler[callbackName]("mousedown", e);

            if (clicks > 4)
                clicks = 0;
            else if (clicks > 1)
                return eventHandler[callbackName](eventNames[clicks], e);
        }

        function onDblclick(e) {
            clicks = 2;
            if (timer)
                clearTimeout(timer);
            timer = setTimeout(function () {
                timer = null;
            }, timeouts[clicks - 1] || 600);
            eventHandler[callbackName]("mousedown", e);
            eventHandler[callbackName](eventNames[clicks], e);
        }

        if (!Array.isArray(elements))
            elements = [elements];
        elements.forEach(function (el) {
            exports.addListener(el, "mousedown", onMousedown);
            if (useragent.isOldIE)
                exports.addListener(el, "dblclick", onDblclick);
        });
    };

    var getModifierHash = useragent.isMac && useragent.isOpera && !("KeyboardEvent" in window)
        ? function (e) {
            return 0 | (e.metaKey ? 1 : 0) | (e.altKey ? 2 : 0) | (e.shiftKey ? 4 : 0) | (e.ctrlKey ? 8 : 0);
        }
        : function (e) {
            return 0 | (e.ctrlKey ? 1 : 0) | (e.altKey ? 2 : 0) | (e.shiftKey ? 4 : 0) | (e.metaKey ? 8 : 0);
        };

    exports.getModifierString = function (e) {
        return keys.KEY_MODS[getModifierHash(e)];
    };

    function normalizeCommandKeys(callback, e, keyCode) {
        var hashId = getModifierHash(e);

        if (!useragent.isMac && pressedKeys) {
            if (e.getModifierState && (e.getModifierState("OS") || e.getModifierState("Win")))
                hashId |= 8;
            if (pressedKeys.altGr) {
                if ((3 & hashId) != 3)
                    pressedKeys.altGr = 0;
                else
                    return;
            }
            if (keyCode === 18 || keyCode === 17) {
                var location = "location" in e ? e.location : e.keyLocation;
                if (keyCode === 17 && location === 1) {
                    if (pressedKeys[keyCode] == 1)
                        ts = e.timeStamp;
                } else if (keyCode === 18 && hashId === 3 && location === 2) {
                    var dt = e.timeStamp - ts;
                    if (dt < 50)
                        pressedKeys.altGr = true;
                }
            }
        }

        if (keyCode in keys.MODIFIER_KEYS) {
            keyCode = -1;
        }
        if (hashId & 8 && (keyCode >= 91 && keyCode <= 93)) {
            keyCode = -1;
        }

        if (!hashId && keyCode === 13) {
            var location = "location" in e ? e.location : e.keyLocation;
            if (location === 3) {
                callback(e, hashId, -keyCode);
                if (e.defaultPrevented)
                    return;
            }
        }

        if (useragent.isChromeOS && hashId & 8) {
            callback(e, hashId, keyCode);
            if (e.defaultPrevented)
                return;
            else
                hashId &= ~8;
        }
        if (!hashId && !(keyCode in keys.FUNCTION_KEYS) && !(keyCode in keys.PRINTABLE_KEYS)) {
            return false;
        }

        return callback(e, hashId, keyCode);
    }


    exports.addCommandKeyListener = function (el, callback) {
        var addListener = exports.addListener;
        if (useragent.isOldGecko || (useragent.isOpera && !("KeyboardEvent" in window))) {
            var lastKeyDownKeyCode = null;
            addListener(el, "keydown", function (e) {
                lastKeyDownKeyCode = e.keyCode;
            });
            addListener(el, "keypress", function (e) {
                return normalizeCommandKeys(callback, e, lastKeyDownKeyCode);
            });
        } else {
            var lastDefaultPrevented = null;

            addListener(el, "keydown", function (e) {
                pressedKeys[e.keyCode] = (pressedKeys[e.keyCode] || 0) + 1;
                var result = normalizeCommandKeys(callback, e, e.keyCode);
                lastDefaultPrevented = e.defaultPrevented;
                return result;
            });

            addListener(el, "keypress", function (e) {
                if (lastDefaultPrevented && (e.ctrlKey || e.altKey || e.shiftKey || e.metaKey)) {
                    exports.stopEvent(e);
                    lastDefaultPrevented = null;
                }
            });

            addListener(el, "keyup", function (e) {
                pressedKeys[e.keyCode] = null;
            });

            if (!pressedKeys) {
                resetPressedKeys();
                addListener(window, "focus", resetPressedKeys);
            }
        }
    };

    function resetPressedKeys() {
        pressedKeys = Object.create(null);
    }

    if (typeof window == "object" && window.postMessage && !useragent.isOldIE) {
        var postMessageId = 1;
        exports.nextTick = function (callback, win) {
            win = win || window;
            var messageName = "zero-timeout-message-" + postMessageId;
            exports.addListener(win, "message", function listener(e) {
                if (e.data == messageName) {
                    exports.stopPropagation(e);
                    exports.removeListener(win, "message", listener);
                    callback();
                }
            });
            win.postMessage(messageName, "*");
        };
    }


    exports.nextFrame = typeof window == "object" && (window.requestAnimationFrame
        || window.mozRequestAnimationFrame
        || window.webkitRequestAnimationFrame
        || window.msRequestAnimationFrame
        || window.oRequestAnimationFrame);

    if (exports.nextFrame)
        exports.nextFrame = exports.nextFrame.bind(window);
    else
        exports.nextFrame = function (callback) {
            setTimeout(callback, 17);
        };
});

define("ace/lib/lang", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    exports.last = function (a) {
        return a[a.length - 1];
    };

    exports.stringReverse = function (string) {
        return string.split("").reverse().join("");
    };

    exports.stringRepeat = function (string, count) {
        var result = '';
        while (count > 0) {
            if (count & 1)
                result += string;

            if (count >>= 1)
                string += string;
        }
        return result;
    };

    var trimBeginRegexp = /^\s\s*/;
    var trimEndRegexp = /\s\s*$/;

    exports.stringTrimLeft = function (string) {
        return string.replace(trimBeginRegexp, '');
    };

    exports.stringTrimRight = function (string) {
        return string.replace(trimEndRegexp, '');
    };

    exports.copyObject = function (obj) {
        var copy = {};
        for (var key in obj) {
            copy[key] = obj[key];
        }
        return copy;
    };

    exports.copyArray = function (array) {
        var copy = [];
        for (var i = 0, l = array.length; i < l; i++) {
            if (array[i] && typeof array[i] == "object")
                copy[i] = this.copyObject(array[i]);
            else
                copy[i] = array[i];
        }
        return copy;
    };

    exports.deepCopy = function deepCopy(obj) {
        if (typeof obj !== "object" || !obj)
            return obj;
        var copy;
        if (Array.isArray(obj)) {
            copy = [];
            for (var key = 0; key < obj.length; key++) {
                copy[key] = deepCopy(obj[key]);
            }
            return copy;
        }
        if (Object.prototype.toString.call(obj) !== "[object Object]")
            return obj;

        copy = {};
        for (var key in obj)
            copy[key] = deepCopy(obj[key]);
        return copy;
    };

    exports.arrayToMap = function (arr) {
        var map = {};
        for (var i = 0; i < arr.length; i++) {
            map[arr[i]] = 1;
        }
        return map;

    };

    exports.createMap = function (props) {
        var map = Object.create(null);
        for (var i in props) {
            map[i] = props[i];
        }
        return map;
    };
    exports.arrayRemove = function (array, value) {
        for (var i = 0; i <= array.length; i++) {
            if (value === array[i]) {
                array.splice(i, 1);
            }
        }
    };

    exports.escapeRegExp = function (str) {
        return str.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
    };

    exports.escapeHTML = function (str) {
        return str.replace(/&/g, "&#38;").replace(/"/g, "&#34;").replace(/'/g, "&#39;").replace(/</g, "&#60;");
    };

    exports.getMatchOffsets = function (string, regExp) {
        var matches = [];

        string.replace(regExp, function (str) {
            matches.push({
                offset: arguments[arguments.length - 2],
                length: str.length
            });
        });

        return matches;
    };
    exports.deferredCall = function (fcn) {
        var timer = null;
        var callback = function () {
            timer = null;
            fcn();
        };

        var deferred = function (timeout) {
            deferred.cancel();
            timer = setTimeout(callback, timeout || 0);
            return deferred;
        };

        deferred.schedule = deferred;

        deferred.call = function () {
            this.cancel();
            fcn();
            return deferred;
        };

        deferred.cancel = function () {
            clearTimeout(timer);
            timer = null;
            return deferred;
        };

        deferred.isPending = function () {
            return timer;
        };

        return deferred;
    };


    exports.delayedCall = function (fcn, defaultTimeout) {
        var timer = null;
        var callback = function () {
            timer = null;
            fcn();
        };

        var _self = function (timeout) {
            if (timer == null)
                timer = setTimeout(callback, timeout || defaultTimeout);
        };

        _self.delay = function (timeout) {
            timer && clearTimeout(timer);
            timer = setTimeout(callback, timeout || defaultTimeout);
        };
        _self.schedule = _self;

        _self.call = function () {
            this.cancel();
            fcn();
        };

        _self.cancel = function () {
            timer && clearTimeout(timer);
            timer = null;
        };

        _self.isPending = function () {
            return timer;
        };

        return _self;
    };
});

define("ace/keyboard/textinput_ios", ["require", "exports", "module", "ace/lib/event", "ace/lib/useragent", "ace/lib/dom", "ace/lib/lang", "ace/lib/keys"], function (require, exports, module) {
    "use strict";

    var event = require("../lib/event");
    var useragent = require("../lib/useragent");
    var dom = require("../lib/dom");
    var lang = require("../lib/lang");
    var KEYS = require("../lib/keys");
    var MODS = KEYS.KEY_MODS;
    var BROKEN_SETDATA = useragent.isChrome < 18;
    var USE_IE_MIME_TYPE = useragent.isIE;

    var TextInput = function (parentNode, host) {
        var self = this;
        var text = dom.createElement("textarea");
        text.className = useragent.isIOS ? "ace_text-input ace_text-input-ios" : "ace_text-input";

        if (useragent.isTouchPad)
            text.setAttribute("x-palm-disable-auto-cap", true);

        text.setAttribute("wrap", "off");
        text.setAttribute("autocorrect", "off");
        text.setAttribute("autocapitalize", "off");
        text.setAttribute("spellcheck", false);

        text.style.opacity = "0";
        parentNode.insertBefore(text, parentNode.firstChild);

        var PLACEHOLDER = "\n aaaa a\n";

        var copied = false;
        var cut = false;
        var pasted = false;
        var inComposition = false;
        var tempStyle = '';
        var isSelectionEmpty = true;
        try {
            var isFocused = document.activeElement === text;
        } catch (e) {
        }

        event.addListener(text, "blur", function (e) {
            host.onBlur(e);
            isFocused = false;
        });
        event.addListener(text, "focus", function (e) {
            isFocused = true;
            host.onFocus(e);
            resetSelection();
        });
        this.focus = function () {
            if (tempStyle) return text.focus();
            text.style.position = "fixed";
            text.focus();
        };
        this.blur = function () {
            text.blur();
        };
        this.isFocused = function () {
            return isFocused;
        };
        var syncSelection = lang.delayedCall(function () {
            isFocused && resetSelection(isSelectionEmpty);
        });
        var syncValue = lang.delayedCall(function () {
            if (!inComposition) {
                text.value = PLACEHOLDER;
                isFocused && resetSelection();
            }
        });

        function resetSelection(isEmpty) {
            if (inComposition)
                return;
            inComposition = true;

            if (inputHandler) {
                selectionStart = 0;
                selectionEnd = isEmpty ? 0 : text.value.length - 1;
            } else {
                var selectionStart = 4;
                var selectionEnd = 5;
            }
            try {
                text.setSelectionRange(selectionStart, selectionEnd);
            } catch (e) {
            }

            inComposition = false;
        }

        function resetValue() {
            if (inComposition)
                return;
            text.value = PLACEHOLDER;
            if (useragent.isWebKit)
                syncValue.schedule();
        }

        useragent.isWebKit || host.addEventListener('changeSelection', function () {
            if (host.selection.isEmpty() != isSelectionEmpty) {
                isSelectionEmpty = !isSelectionEmpty;
                syncSelection.schedule();
            }
        });

        resetValue();
        if (isFocused)
            host.onFocus();


        var isAllSelected = function (text) {
            return text.selectionStart === 0 && text.selectionEnd === text.value.length;
        };

        var onSelect = function (e) {
            if (isAllSelected(text)) {
                host.selectAll();
                resetSelection();
            } else if (inputHandler) {
                resetSelection(host.selection.isEmpty());
            }
        };

        var inputHandler = null;
        this.setInputHandler = function (cb) {
            inputHandler = cb;
        };
        this.getInputHandler = function () {
            return inputHandler;
        };
        var afterContextMenu = false;

        var sendText = function (data) {
            if (text.selectionStart === 4 && text.selectionEnd === 5) {
                return;
            }
            if (inputHandler) {
                data = inputHandler(data);
                inputHandler = null;
            }
            if (pasted) {
                resetSelection();
                if (data)
                    host.onPaste(data);
                pasted = false;
            } else if (data == PLACEHOLDER.substr(0) && text.selectionStart === 4) {
                if (afterContextMenu)
                    host.execCommand("del", {source: "ace"});
                else // some versions of android do not fire keydown when pressing backspace
                    host.execCommand("backspace", {source: "ace"});
            } else if (!copied) {
                if (data.substring(0, 9) == PLACEHOLDER && data.length > PLACEHOLDER.length)
                    data = data.substr(9);
                else if (data.substr(0, 4) == PLACEHOLDER.substr(0, 4))
                    data = data.substr(4, data.length - PLACEHOLDER.length + 1);
                else if (data.charAt(data.length - 1) == PLACEHOLDER.charAt(0))
                    data = data.slice(0, -1);
                if (data == PLACEHOLDER.charAt(0)) {
                } else if (data.charAt(data.length - 1) == PLACEHOLDER.charAt(0))
                    data = data.slice(0, -1);

                if (data)
                    host.onTextInput(data);
            }
            if (copied) {
                copied = false;
            }
            if (afterContextMenu)
                afterContextMenu = false;
        };
        var onInput = function (e) {
            if (inComposition)
                return;
            var data = text.value;
            sendText(data);
            resetValue();
        };

        var handleClipboardData = function (e, data, forceIEMime) {
            var clipboardData = e.clipboardData || window.clipboardData;
            if (!clipboardData || BROKEN_SETDATA)
                return;
            var mime = USE_IE_MIME_TYPE || forceIEMime ? "Text" : "text/plain";
            try {
                if (data) {
                    return clipboardData.setData(mime, data) !== false;
                } else {
                    return clipboardData.getData(mime);
                }
            } catch (e) {
                if (!forceIEMime)
                    return handleClipboardData(e, data, true);
            }
        };

        var doCopy = function (e, isCut) {
            var data = host.getCopyText();
            if (!data)
                return event.preventDefault(e);

            if (handleClipboardData(e, data)) {
                if (useragent.isIOS) {
                    cut = isCut;
                    text.value = "\n aa" + data + "a a\n";
                    text.setSelectionRange(4, 4 + data.length);
                    copied = {
                        value: data
                    };
                }
                isCut ? host.onCut() : host.onCopy();
                if (!useragent.isIOS) event.preventDefault(e);
            } else {
                copied = true;
                text.value = data;
                text.select();
                setTimeout(function () {
                    copied = false;
                    resetValue();
                    resetSelection();
                    isCut ? host.onCut() : host.onCopy();
                });
            }
        };

        var onCut = function (e) {
            doCopy(e, true);
        };

        var onCopy = function (e) {
            doCopy(e, false);
        };

        var onPaste = function (e) {
            var data = handleClipboardData(e);
            if (typeof data == "string") {
                if (data)
                    host.onPaste(data, e);
                if (useragent.isIE)
                    setTimeout(resetSelection);
                event.preventDefault(e);
            } else {
                text.value = "";
                pasted = true;
            }
        };

        event.addCommandKeyListener(text, host.onCommandKey.bind(host));

        event.addListener(text, "select", onSelect);

        event.addListener(text, "input", onInput);

        event.addListener(text, "cut", onCut);
        event.addListener(text, "copy", onCopy);
        event.addListener(text, "paste", onPaste);
        var onCompositionStart = function (e) {
            if (inComposition || !host.onCompositionStart || host.$readOnly)
                return;
            inComposition = {};
            inComposition.canUndo = host.session.$undoManager;
            host.onCompositionStart();
            setTimeout(onCompositionUpdate, 0);
            host.on("mousedown", onCompositionEnd);
            if (inComposition.canUndo && !host.selection.isEmpty()) {
                host.insert("");
                host.session.markUndoGroup();
                host.selection.clearSelection();
            }
            host.session.markUndoGroup();
        };

        var onCompositionUpdate = function () {
            if (!inComposition || !host.onCompositionUpdate || host.$readOnly)
                return;
            var val = text.value.replace(/\x01/g, "");
            if (inComposition.lastValue === val) return;

            host.onCompositionUpdate(val);
            if (inComposition.lastValue)
                host.undo();
            if (inComposition.canUndo)
                inComposition.lastValue = val;
            if (inComposition.lastValue) {
                var r = host.selection.getRange();
                host.insert(inComposition.lastValue);
                host.session.markUndoGroup();
                inComposition.range = host.selection.getRange();
                host.selection.setRange(r);
                host.selection.clearSelection();
            }
        };

        var onCompositionEnd = function (e) {
            if (!host.onCompositionEnd || host.$readOnly) return;
            var c = inComposition;
            inComposition = false;
            var timer = setTimeout(function () {
                timer = null;
                var str = text.value.replace(/\x01/g, "");
                if (inComposition)
                    return;
                else if (str == c.lastValue)
                    resetValue();
                else if (!c.lastValue && str) {
                    resetValue();
                    sendText(str);
                }
            });
            inputHandler = function compositionInputHandler(str) {
                if (timer)
                    clearTimeout(timer);
                str = str.replace(/\x01/g, "");
                if (str == c.lastValue)
                    return "";
                if (c.lastValue && timer)
                    host.undo();
                return str;
            };
            host.onCompositionEnd();
            host.removeListener("mousedown", onCompositionEnd);
            if (e.type == "compositionend" && c.range) {
                host.selection.setRange(c.range);
            }
            var needsOnInput =
                (!!useragent.isChrome && useragent.isChrome >= 53) ||
                (!!useragent.isWebKit && useragent.isWebKit >= 603);

            if (needsOnInput) {
                onInput();
            }
        };


        var syncComposition = lang.delayedCall(onCompositionUpdate, 50);

        event.addListener(text, "compositionstart", onCompositionStart);
        if (useragent.isGecko) {
            event.addListener(text, "text", function () {
                syncComposition.schedule();
            });
        } else {
            event.addListener(text, "keyup", function () {
                syncComposition.schedule();
            });
            event.addListener(text, "keydown", function () {
                syncComposition.schedule();
            });
        }
        event.addListener(text, "compositionend", onCompositionEnd);

        this.getElement = function () {
            return text;
        };

        this.setReadOnly = function (readOnly) {
            text.readOnly = readOnly;
        };

        this.onContextMenu = function (e) {
            afterContextMenu = true;
            resetSelection(host.selection.isEmpty());
            host._emit("nativecontextmenu", {target: host, domEvent: e});
            this.moveToMouse(e, true);
        };

        this.moveToMouse = function (e, bringToFront) {
            if (!tempStyle)
                tempStyle = text.style.cssText;
            text.style.cssText = (bringToFront ? "z-index:100000;" : "")
                + "height:" + text.style.height + ";"
                + (useragent.isIE ? "opacity:0.1;" : "");

            var rect = host.container.getBoundingClientRect();
            var style = dom.computedStyle(host.container);
            var top = rect.top + (parseInt(style.borderTopWidth) || 0);
            var left = rect.left + (parseInt(rect.borderLeftWidth) || 0);
            var maxTop = rect.bottom - top - text.clientHeight - 2;
            var move = function (e) {
                text.style.left = e.clientX - left - 2 + "px";
                text.style.top = Math.min(e.clientY - top - 2, maxTop) + "px";
            };
            move(e);

            if (e.type != "mousedown")
                return;

            if (host.renderer.$keepTextAreaAtCursor)
                host.renderer.$keepTextAreaAtCursor = null;

            clearTimeout(closeTimeout);
            if (useragent.isWin)
                event.capture(host.container, move, onContextMenuClose);
        };

        this.onContextMenuClose = onContextMenuClose;
        var closeTimeout;

        function onContextMenuClose() {
            clearTimeout(closeTimeout);
            closeTimeout = setTimeout(function () {
                if (tempStyle) {
                    text.style.cssText = tempStyle;
                    tempStyle = '';
                }
                if (host.renderer.$keepTextAreaAtCursor == null) {
                    host.renderer.$keepTextAreaAtCursor = true;
                    host.renderer.$moveTextAreaToCursor();
                }
            }, 0);
        }

        var onContextMenu = function (e) {
            host.textInput.onContextMenu(e);
            onContextMenuClose();
        };
        event.addListener(text, "mouseup", onContextMenu);
        event.addListener(text, "mousedown", function (e) {
            e.preventDefault();
            onContextMenuClose();
        });
        event.addListener(host.renderer.scroller, "contextmenu", onContextMenu);
        event.addListener(text, "contextmenu", onContextMenu);

        if (useragent.isIOS) {
            var typingResetTimeout = null;
            var typing = false;

            parentNode.addEventListener("keydown", function (e) {
                if (typingResetTimeout) clearTimeout(typingResetTimeout);
                typing = true;
            });

            parentNode.addEventListener("keyup", function (e) {
                typingResetTimeout = setTimeout(function () {
                    typing = false;
                }, 100);
            });
            var detectArrowKeys = function (e) {
                if (document.activeElement !== text) return;
                if (typing) return;

                if (cut) {
                    return setTimeout(function () {
                        cut = false;
                    }, 100);
                }
                var selectionStart = text.selectionStart;
                var selectionEnd = text.selectionEnd;
                text.setSelectionRange(4, 5);
                if (selectionStart == selectionEnd) {
                    switch (selectionStart) {
                        case 0:
                            host.onCommandKey(null, 0, KEYS.up);
                            break;
                        case 1:
                            host.onCommandKey(null, 0, KEYS.home);
                            break;
                        case 2:
                            host.onCommandKey(null, MODS.option, KEYS.left);
                            break;
                        case 4:
                            host.onCommandKey(null, 0, KEYS.left);
                            break;
                        case 5:
                            host.onCommandKey(null, 0, KEYS.right);
                            break;
                        case 7:
                            host.onCommandKey(null, MODS.option, KEYS.right);
                            break;
                        case 8:
                            host.onCommandKey(null, 0, KEYS.end);
                            break;
                        case 9:
                            host.onCommandKey(null, 0, KEYS.down);
                            break;
                    }
                } else {
                    switch (selectionEnd) {
                        case 6:
                            host.onCommandKey(null, MODS.shift, KEYS.right);
                            break;
                        case 7:
                            host.onCommandKey(null, MODS.shift | MODS.option, KEYS.right);
                            break;
                        case 8:
                            host.onCommandKey(null, MODS.shift, KEYS.end);
                            break;
                        case 9:
                            host.onCommandKey(null, MODS.shift, KEYS.down);
                            break;
                    }
                    switch (selectionStart) {
                        case 0:
                            host.onCommandKey(null, MODS.shift, KEYS.up);
                            break;
                        case 1:
                            host.onCommandKey(null, MODS.shift, KEYS.home);
                            break;
                        case 2:
                            host.onCommandKey(null, MODS.shift | MODS.option, KEYS.left);
                            break;
                        case 3:
                            host.onCommandKey(null, MODS.shift, KEYS.left);
                            break;
                    }
                }
            };
            document.addEventListener("selectionchange", detectArrowKeys);
            host.on("destroy", function () {
                document.removeEventListener("selectionchange", detectArrowKeys);
            });
        }
    };

    exports.TextInput = TextInput;
});

define("ace/keyboard/textinput", ["require", "exports", "module", "ace/lib/event", "ace/lib/useragent", "ace/lib/dom", "ace/lib/lang", "ace/keyboard/textinput_ios"], function (require, exports, module) {
    "use strict";

    var event = require("../lib/event");
    var useragent = require("../lib/useragent");
    var dom = require("../lib/dom");
    var lang = require("../lib/lang");
    var BROKEN_SETDATA = useragent.isChrome < 18;
    var USE_IE_MIME_TYPE = useragent.isIE;

    var TextInputIOS = require("./textinput_ios").TextInput;
    var TextInput = function (parentNode, host) {
        if (useragent.isIOS)
            return TextInputIOS.call(this, parentNode, host);

        var text = dom.createElement("textarea");
        text.className = "ace_text-input";

        text.setAttribute("wrap", "off");
        text.setAttribute("autocorrect", "off");
        text.setAttribute("autocapitalize", "off");
        text.setAttribute("spellcheck", false);

        text.style.opacity = "0";
        parentNode.insertBefore(text, parentNode.firstChild);

        var PLACEHOLDER = "\u2028\u2028";

        var copied = false;
        var pasted = false;
        var inComposition = false;
        var tempStyle = '';
        var isSelectionEmpty = true;
        try {
            var isFocused = document.activeElement === text;
        } catch (e) {
        }

        event.addListener(text, "blur", function (e) {
            host.onBlur(e);
            isFocused = false;
        });
        event.addListener(text, "focus", function (e) {
            isFocused = true;
            host.onFocus(e);
            resetSelection();
        });
        this.focus = function () {
            if (tempStyle) return text.focus();
            var top = text.style.top;
            text.style.position = "fixed";
            text.style.top = "0px";
            text.focus();
            setTimeout(function () {
                text.style.position = "";
                if (text.style.top == "0px")
                    text.style.top = top;
            }, 0);
        };
        this.blur = function () {
            text.blur();
        };
        this.isFocused = function () {
            return isFocused;
        };
        var syncSelection = lang.delayedCall(function () {
            isFocused && resetSelection(isSelectionEmpty);
        });
        var syncValue = lang.delayedCall(function () {
            if (!inComposition) {
                text.value = PLACEHOLDER;
                isFocused && resetSelection();
            }
        });

        function resetSelection(isEmpty) {
            if (inComposition)
                return;
            inComposition = true;

            if (inputHandler) {
                var selectionStart = 0;
                var selectionEnd = isEmpty ? 0 : text.value.length - 1;
            } else {
                var selectionStart = isEmpty ? 2 : 1;
                var selectionEnd = 2;
            }
            try {
                text.setSelectionRange(selectionStart, selectionEnd);
            } catch (e) {
            }

            inComposition = false;
        }

        function resetValue() {
            if (inComposition)
                return;
            text.value = PLACEHOLDER;
            if (useragent.isWebKit)
                syncValue.schedule();
        }

        useragent.isWebKit || host.addEventListener('changeSelection', function () {
            if (host.selection.isEmpty() != isSelectionEmpty) {
                isSelectionEmpty = !isSelectionEmpty;
                syncSelection.schedule();
            }
        });

        resetValue();
        if (isFocused)
            host.onFocus();


        var isAllSelected = function (text) {
            return text.selectionStart === 0 && text.selectionEnd === text.value.length;
        };

        var onSelect = function (e) {
            if (copied) {
                copied = false;
            } else if (isAllSelected(text)) {
                host.selectAll();
                resetSelection();
            } else if (inputHandler) {
                resetSelection(host.selection.isEmpty());
            }
        };

        var inputHandler = null;
        this.setInputHandler = function (cb) {
            inputHandler = cb;
        };
        this.getInputHandler = function () {
            return inputHandler;
        };
        var afterContextMenu = false;

        var sendText = function (data) {
            if (inputHandler) {
                data = inputHandler(data);
                inputHandler = null;
            }
            if (pasted) {
                resetSelection();
                if (data)
                    host.onPaste(data);
                pasted = false;
            } else if (data == PLACEHOLDER.charAt(0)) {
                if (afterContextMenu)
                    host.execCommand("del", {source: "ace"});
                else // some versions of android do not fire keydown when pressing backspace
                    host.execCommand("backspace", {source: "ace"});
            } else {
                if (data.substring(0, 2) == PLACEHOLDER)
                    data = data.substr(2);
                else if (data.charAt(0) == PLACEHOLDER.charAt(0))
                    data = data.substr(1);
                else if (data.charAt(data.length - 1) == PLACEHOLDER.charAt(0))
                    data = data.slice(0, -1);
                if (data.charAt(data.length - 1) == PLACEHOLDER.charAt(0))
                    data = data.slice(0, -1);

                if (data)
                    host.onTextInput(data);
            }
            if (afterContextMenu)
                afterContextMenu = false;
        };
        var onInput = function (e) {
            if (inComposition)
                return;
            var data = text.value;
            sendText(data);
            resetValue();
        };

        var handleClipboardData = function (e, data, forceIEMime) {
            var clipboardData = e.clipboardData || window.clipboardData;
            if (!clipboardData || BROKEN_SETDATA)
                return;
            var mime = USE_IE_MIME_TYPE || forceIEMime ? "Text" : "text/plain";
            try {
                if (data) {
                    return clipboardData.setData(mime, data) !== false;
                } else {
                    return clipboardData.getData(mime);
                }
            } catch (e) {
                if (!forceIEMime)
                    return handleClipboardData(e, data, true);
            }
        };

        var doCopy = function (e, isCut) {
            var data = host.getCopyText();
            if (!data)
                return event.preventDefault(e);

            if (handleClipboardData(e, data)) {
                isCut ? host.onCut() : host.onCopy();
                event.preventDefault(e);
            } else {
                copied = true;
                text.value = data;
                text.select();
                setTimeout(function () {
                    copied = false;
                    resetValue();
                    resetSelection();
                    isCut ? host.onCut() : host.onCopy();
                });
            }
        };

        var onCut = function (e) {
            doCopy(e, true);
        };

        var onCopy = function (e) {
            doCopy(e, false);
        };

        var onPaste = function (e) {
            var data = handleClipboardData(e);
            if (typeof data == "string") {
                if (data)
                    host.onPaste(data, e);
                if (useragent.isIE)
                    setTimeout(resetSelection);
                event.preventDefault(e);
            } else {
                text.value = "";
                pasted = true;
            }
        };

        event.addCommandKeyListener(text, host.onCommandKey.bind(host));

        event.addListener(text, "select", onSelect);

        event.addListener(text, "input", onInput);

        event.addListener(text, "cut", onCut);
        event.addListener(text, "copy", onCopy);
        event.addListener(text, "paste", onPaste);
        if (!('oncut' in text) || !('oncopy' in text) || !('onpaste' in text)) {
            event.addListener(parentNode, "keydown", function (e) {
                if ((useragent.isMac && !e.metaKey) || !e.ctrlKey)
                    return;

                switch (e.keyCode) {
                    case 67:
                        onCopy(e);
                        break;
                    case 86:
                        onPaste(e);
                        break;
                    case 88:
                        onCut(e);
                        break;
                }
            });
        }
        var onCompositionStart = function (e) {
            if (inComposition || !host.onCompositionStart || host.$readOnly)
                return;
            inComposition = {};
            inComposition.canUndo = host.session.$undoManager;
            host.onCompositionStart();
            setTimeout(onCompositionUpdate, 0);
            host.on("mousedown", onCompositionEnd);
            if (inComposition.canUndo && !host.selection.isEmpty()) {
                host.insert("");
                host.session.markUndoGroup();
                host.selection.clearSelection();
            }
            host.session.markUndoGroup();
        };

        var onCompositionUpdate = function () {
            if (!inComposition || !host.onCompositionUpdate || host.$readOnly)
                return;
            var val = text.value.replace(/\u2028/g, "");
            if (inComposition.lastValue === val) return;

            host.onCompositionUpdate(val);
            if (inComposition.lastValue)
                host.undo();
            if (inComposition.canUndo)
                inComposition.lastValue = val;
            if (inComposition.lastValue) {
                var r = host.selection.getRange();
                host.insert(inComposition.lastValue);
                host.session.markUndoGroup();
                inComposition.range = host.selection.getRange();
                host.selection.setRange(r);
                host.selection.clearSelection();
            }
        };

        var onCompositionEnd = function (e) {
            if (!host.onCompositionEnd || host.$readOnly) return;
            var c = inComposition;
            inComposition = false;
            var timer = setTimeout(function () {
                timer = null;
                var str = text.value.replace(/\u2028/g, "");
                if (inComposition)
                    return;
                else if (str == c.lastValue)
                    resetValue();
                else if (!c.lastValue && str) {
                    resetValue();
                    sendText(str);
                }
            });
            inputHandler = function compositionInputHandler(str) {
                if (timer)
                    clearTimeout(timer);
                str = str.replace(/\u2028/g, "");
                if (str == c.lastValue)
                    return "";
                if (c.lastValue && timer)
                    host.undo();
                return str;
            };
            host.onCompositionEnd();
            host.removeListener("mousedown", onCompositionEnd);
            if (e.type == "compositionend" && c.range) {
                host.selection.setRange(c.range);
            }
            var needsOnInput =
                (!!useragent.isChrome && useragent.isChrome >= 53) ||
                (!!useragent.isWebKit && useragent.isWebKit >= 603);

            if (needsOnInput) {
                onInput();
            }
        };


        var syncComposition = lang.delayedCall(onCompositionUpdate, 50);

        event.addListener(text, "compositionstart", onCompositionStart);
        if (useragent.isGecko) {
            event.addListener(text, "text", function () {
                syncComposition.schedule();
            });
        } else {
            event.addListener(text, "keyup", function () {
                syncComposition.schedule();
            });
            event.addListener(text, "keydown", function () {
                syncComposition.schedule();
            });
        }
        event.addListener(text, "compositionend", onCompositionEnd);

        this.getElement = function () {
            return text;
        };

        this.setReadOnly = function (readOnly) {
            text.readOnly = readOnly;
        };

        this.onContextMenu = function (e) {
            afterContextMenu = true;
            resetSelection(host.selection.isEmpty());
            host._emit("nativecontextmenu", {target: host, domEvent: e});
            this.moveToMouse(e, true);
        };

        this.moveToMouse = function (e, bringToFront) {
            if (!tempStyle)
                tempStyle = text.style.cssText;
            text.style.cssText = (bringToFront ? "z-index:100000;" : "")
                + "height:" + text.style.height + ";"
                + (useragent.isIE ? "opacity:0.1;" : "");

            var rect = host.container.getBoundingClientRect();
            var style = dom.computedStyle(host.container);
            var top = rect.top + (parseInt(style.borderTopWidth) || 0);
            var left = rect.left + (parseInt(rect.borderLeftWidth) || 0);
            var maxTop = rect.bottom - top - text.clientHeight - 2;
            var move = function (e) {
                text.style.left = e.clientX - left - 2 + "px";
                text.style.top = Math.min(e.clientY - top - 2, maxTop) + "px";
            };
            move(e);

            if (e.type != "mousedown")
                return;

            if (host.renderer.$keepTextAreaAtCursor)
                host.renderer.$keepTextAreaAtCursor = null;

            clearTimeout(closeTimeout);
            if (useragent.isWin)
                event.capture(host.container, move, onContextMenuClose);
        };

        this.onContextMenuClose = onContextMenuClose;
        var closeTimeout;

        function onContextMenuClose() {
            clearTimeout(closeTimeout);
            closeTimeout = setTimeout(function () {
                if (tempStyle) {
                    text.style.cssText = tempStyle;
                    tempStyle = '';
                }
                if (host.renderer.$keepTextAreaAtCursor == null) {
                    host.renderer.$keepTextAreaAtCursor = true;
                    host.renderer.$moveTextAreaToCursor();
                }
            }, 0);
        }

        var onContextMenu = function (e) {
            host.textInput.onContextMenu(e);
            onContextMenuClose();
        };
        event.addListener(text, "mouseup", onContextMenu);
        event.addListener(text, "mousedown", function (e) {
            e.preventDefault();
            onContextMenuClose();
        });
        event.addListener(host.renderer.scroller, "contextmenu", onContextMenu);
        event.addListener(text, "contextmenu", onContextMenu);
    };

    exports.TextInput = TextInput;
});

define("ace/mouse/default_handlers", ["require", "exports", "module", "ace/lib/dom", "ace/lib/event", "ace/lib/useragent"], function (require, exports, module) {
    "use strict";

    var dom = require("../lib/dom");
    var event = require("../lib/event");
    var useragent = require("../lib/useragent");

    var DRAG_OFFSET = 0; // pixels
    var SCROLL_COOLDOWN_T = 250; // milliseconds

    function DefaultHandlers(mouseHandler) {
        mouseHandler.$clickSelection = null;

        var editor = mouseHandler.editor;
        editor.setDefaultHandler("mousedown", this.onMouseDown.bind(mouseHandler));
        editor.setDefaultHandler("dblclick", this.onDoubleClick.bind(mouseHandler));
        editor.setDefaultHandler("tripleclick", this.onTripleClick.bind(mouseHandler));
        editor.setDefaultHandler("quadclick", this.onQuadClick.bind(mouseHandler));
        editor.setDefaultHandler("mousewheel", this.onMouseWheel.bind(mouseHandler));
        editor.setDefaultHandler("touchmove", this.onTouchMove.bind(mouseHandler));

        var exports = ["select", "startSelect", "selectEnd", "selectAllEnd", "selectByWordsEnd",
            "selectByLinesEnd", "dragWait", "dragWaitEnd", "focusWait"];

        exports.forEach(function (x) {
            mouseHandler[x] = this[x];
        }, this);

        mouseHandler.selectByLines = this.extendSelectionBy.bind(mouseHandler, "getLineRange");
        mouseHandler.selectByWords = this.extendSelectionBy.bind(mouseHandler, "getWordRange");
    }

    (function () {

        this.onMouseDown = function (ev) {
            var inSelection = ev.inSelection();
            var pos = ev.getDocumentPosition();
            this.mousedownEvent = ev;
            var editor = this.editor;

            var button = ev.getButton();
            if (button !== 0) {
                var selectionRange = editor.getSelectionRange();
                var selectionEmpty = selectionRange.isEmpty();
                editor.$blockScrolling++;
                if (selectionEmpty || button == 1)
                    editor.selection.moveToPosition(pos);
                editor.$blockScrolling--;
                if (button == 2) {
                    editor.textInput.onContextMenu(ev.domEvent);
                    if (!useragent.isMozilla)
                        ev.preventDefault();
                }
                return;
            }

            this.mousedownEvent.time = Date.now();
            if (inSelection && !editor.isFocused()) {
                editor.focus();
                if (this.$focusTimout && !this.$clickSelection && !editor.inMultiSelectMode) {
                    this.setState("focusWait");
                    this.captureMouse(ev);
                    return;
                }
            }

            this.captureMouse(ev);
            this.startSelect(pos, ev.domEvent._clicks > 1);
            return ev.preventDefault();
        };

        this.startSelect = function (pos, waitForClickSelection) {
            pos = pos || this.editor.renderer.screenToTextCoordinates(this.x, this.y);
            var editor = this.editor;
            editor.$blockScrolling++;
            if (this.mousedownEvent.getShiftKey())
                editor.selection.selectToPosition(pos);
            else if (!waitForClickSelection)
                editor.selection.moveToPosition(pos);
            if (!waitForClickSelection)
                this.select();
            if (editor.renderer.scroller.setCapture) {
                editor.renderer.scroller.setCapture();
            }
            editor.setStyle("ace_selecting");
            this.setState("select");
            editor.$blockScrolling--;
        };

        this.select = function () {
            var anchor, editor = this.editor;
            var cursor = editor.renderer.screenToTextCoordinates(this.x, this.y);
            editor.$blockScrolling++;
            if (this.$clickSelection) {
                var cmp = this.$clickSelection.comparePoint(cursor);

                if (cmp == -1) {
                    anchor = this.$clickSelection.end;
                } else if (cmp == 1) {
                    anchor = this.$clickSelection.start;
                } else {
                    var orientedRange = calcRangeOrientation(this.$clickSelection, cursor);
                    cursor = orientedRange.cursor;
                    anchor = orientedRange.anchor;
                }
                editor.selection.setSelectionAnchor(anchor.row, anchor.column);
            }
            editor.selection.selectToPosition(cursor);
            editor.$blockScrolling--;
            editor.renderer.scrollCursorIntoView();
        };

        this.extendSelectionBy = function (unitName) {
            var anchor, editor = this.editor;
            var cursor = editor.renderer.screenToTextCoordinates(this.x, this.y);
            var range = editor.selection[unitName](cursor.row, cursor.column);
            editor.$blockScrolling++;
            if (this.$clickSelection) {
                var cmpStart = this.$clickSelection.comparePoint(range.start);
                var cmpEnd = this.$clickSelection.comparePoint(range.end);

                if (cmpStart == -1 && cmpEnd <= 0) {
                    anchor = this.$clickSelection.end;
                    if (range.end.row != cursor.row || range.end.column != cursor.column)
                        cursor = range.start;
                } else if (cmpEnd == 1 && cmpStart >= 0) {
                    anchor = this.$clickSelection.start;
                    if (range.start.row != cursor.row || range.start.column != cursor.column)
                        cursor = range.end;
                } else if (cmpStart == -1 && cmpEnd == 1) {
                    cursor = range.end;
                    anchor = range.start;
                } else {
                    var orientedRange = calcRangeOrientation(this.$clickSelection, cursor);
                    cursor = orientedRange.cursor;
                    anchor = orientedRange.anchor;
                }
                editor.selection.setSelectionAnchor(anchor.row, anchor.column);
            }
            editor.selection.selectToPosition(cursor);
            editor.$blockScrolling--;
            editor.renderer.scrollCursorIntoView();
        };

        this.selectEnd =
            this.selectAllEnd =
                this.selectByWordsEnd =
                    this.selectByLinesEnd = function () {
                        this.$clickSelection = null;
                        this.editor.unsetStyle("ace_selecting");
                        if (this.editor.renderer.scroller.releaseCapture) {
                            this.editor.renderer.scroller.releaseCapture();
                        }
                    };

        this.focusWait = function () {
            var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
            var time = Date.now();

            if (distance > DRAG_OFFSET || time - this.mousedownEvent.time > this.$focusTimout)
                this.startSelect(this.mousedownEvent.getDocumentPosition());
        };

        this.onDoubleClick = function (ev) {
            var pos = ev.getDocumentPosition();
            var editor = this.editor;
            var session = editor.session;

            var range = session.getBracketRange(pos);
            if (range) {
                if (range.isEmpty()) {
                    range.start.column--;
                    range.end.column++;
                }
                this.setState("select");
            } else {
                range = editor.selection.getWordRange(pos.row, pos.column);
                this.setState("selectByWords");
            }
            this.$clickSelection = range;
            this.select();
        };

        this.onTripleClick = function (ev) {
            var pos = ev.getDocumentPosition();
            var editor = this.editor;

            this.setState("selectByLines");
            var range = editor.getSelectionRange();
            if (range.isMultiLine() && range.contains(pos.row, pos.column)) {
                this.$clickSelection = editor.selection.getLineRange(range.start.row);
                this.$clickSelection.end = editor.selection.getLineRange(range.end.row).end;
            } else {
                this.$clickSelection = editor.selection.getLineRange(pos.row);
            }
            this.select();
        };

        this.onQuadClick = function (ev) {
            var editor = this.editor;

            editor.selectAll();
            this.$clickSelection = editor.getSelectionRange();
            this.setState("selectAll");
        };

        this.onMouseWheel = function (ev) {
            if (ev.getAccelKey())
                return;
            if (ev.getShiftKey() && ev.wheelY && !ev.wheelX) {
                ev.wheelX = ev.wheelY;
                ev.wheelY = 0;
            }

            var editor = this.editor;

            if (!this.$lastScroll)
                this.$lastScroll = {t: 0, vx: 0, vy: 0, allowed: 0};

            var prevScroll = this.$lastScroll;
            var t = ev.domEvent.timeStamp;
            var dt = t - prevScroll.t;
            var vx = ev.wheelX / dt;
            var vy = ev.wheelY / dt;
            if (dt < SCROLL_COOLDOWN_T) {
                vx = (vx + prevScroll.vx) / 2;
                vy = (vy + prevScroll.vy) / 2;
            }

            var direction = Math.abs(vx / vy);

            var canScroll = false;
            if (direction >= 1 && editor.renderer.isScrollableBy(ev.wheelX * ev.speed, 0))
                canScroll = true;
            if (direction <= 1 && editor.renderer.isScrollableBy(0, ev.wheelY * ev.speed))
                canScroll = true;

            if (canScroll) {
                prevScroll.allowed = t;
            } else if (t - prevScroll.allowed < SCROLL_COOLDOWN_T) {
                var isSlower = Math.abs(vx) <= 1.1 * Math.abs(prevScroll.vx)
                    && Math.abs(vy) <= 1.1 * Math.abs(prevScroll.vy);
                if (isSlower) {
                    canScroll = true;
                    prevScroll.allowed = t;
                } else {
                    prevScroll.allowed = 0;
                }
            }

            prevScroll.t = t;
            prevScroll.vx = vx;
            prevScroll.vy = vy;

            if (canScroll) {
                editor.renderer.scrollBy(ev.wheelX * ev.speed, ev.wheelY * ev.speed);
                return ev.stop();
            }
        };

        this.onTouchMove = function (ev) {
            this.editor._emit("mousewheel", ev);
        };

    }).call(DefaultHandlers.prototype);

    exports.DefaultHandlers = DefaultHandlers;

    function calcDistance(ax, ay, bx, by) {
        return Math.sqrt(Math.pow(bx - ax, 2) + Math.pow(by - ay, 2));
    }

    function calcRangeOrientation(range, cursor) {
        if (range.start.row == range.end.row)
            var cmp = 2 * cursor.column - range.start.column - range.end.column;
        else if (range.start.row == range.end.row - 1 && !range.start.column && !range.end.column)
            var cmp = cursor.column - 4;
        else
            var cmp = 2 * cursor.row - range.start.row - range.end.row;

        if (cmp < 0)
            return {cursor: range.start, anchor: range.end};
        else
            return {cursor: range.end, anchor: range.start};
    }

});

define("ace/tooltip", ["require", "exports", "module", "ace/lib/oop", "ace/lib/dom"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var dom = require("./lib/dom");

    function Tooltip(parentNode) {
        this.isOpen = false;
        this.$element = null;
        this.$parentNode = parentNode;
    }

    (function () {
        this.$init = function () {
            this.$element = dom.createElement("div");
            this.$element.className = "ace_tooltip";
            this.$element.style.display = "none";
            this.$parentNode.appendChild(this.$element);
            return this.$element;
        };
        this.getElement = function () {
            return this.$element || this.$init();
        };
        this.setText = function (text) {
            dom.setInnerText(this.getElement(), text);
        };
        this.setHtml = function (html) {
            this.getElement().innerHTML = html;
        };
        this.setPosition = function (x, y) {
            this.getElement().style.left = x + "px";
            this.getElement().style.top = y + "px";
        };
        this.setClassName = function (className) {
            dom.addCssClass(this.getElement(), className);
        };
        this.show = function (text, x, y) {
            if (text != null)
                this.setText(text);
            if (x != null && y != null)
                this.setPosition(x, y);
            if (!this.isOpen) {
                this.getElement().style.display = "block";
                this.isOpen = true;
            }
        };

        this.hide = function () {
            if (this.isOpen) {
                this.getElement().style.display = "none";
                this.isOpen = false;
            }
        };
        this.getHeight = function () {
            return this.getElement().offsetHeight;
        };
        this.getWidth = function () {
            return this.getElement().offsetWidth;
        };

        this.destroy = function () {
            this.isOpen = false;
            if (this.$element && this.$element.parentNode) {
                this.$element.parentNode.removeChild(this.$element);
            }
        };

    }).call(Tooltip.prototype);

    exports.Tooltip = Tooltip;
});

define("ace/mouse/default_gutter_handler", ["require", "exports", "module", "ace/lib/dom", "ace/lib/oop", "ace/lib/event", "ace/tooltip"], function (require, exports, module) {
    "use strict";
    var dom = require("../lib/dom");
    var oop = require("../lib/oop");
    var event = require("../lib/event");
    var Tooltip = require("../tooltip").Tooltip;

    function GutterHandler(mouseHandler) {
        var editor = mouseHandler.editor;
        var gutter = editor.renderer.$gutterLayer;
        var tooltip = new GutterTooltip(editor.container);

        mouseHandler.editor.setDefaultHandler("guttermousedown", function (e) {
            if (!editor.isFocused() || e.getButton() != 0)
                return;
            var gutterRegion = gutter.getRegion(e);

            if (gutterRegion == "foldWidgets")
                return;

            var row = e.getDocumentPosition().row;
            var selection = editor.session.selection;

            if (e.getShiftKey())
                selection.selectTo(row, 0);
            else {
                if (e.domEvent.detail == 2) {
                    editor.selectAll();
                    return e.preventDefault();
                }
                mouseHandler.$clickSelection = editor.selection.getLineRange(row);
            }
            mouseHandler.setState("selectByLines");
            mouseHandler.captureMouse(e);
            return e.preventDefault();
        });


        var tooltipTimeout, mouseEvent, tooltipAnnotation;

        function showTooltip() {
            var row = mouseEvent.getDocumentPosition().row;
            var annotation = gutter.$annotations[row];
            if (!annotation)
                return hideTooltip();

            var maxRow = editor.session.getLength();
            if (row == maxRow) {
                var screenRow = editor.renderer.pixelToScreenCoordinates(0, mouseEvent.y).row;
                var pos = mouseEvent.$pos;
                if (screenRow > editor.session.documentToScreenRow(pos.row, pos.column))
                    return hideTooltip();
            }

            if (tooltipAnnotation == annotation)
                return;
            tooltipAnnotation = annotation.text.join("<br/>");

            tooltip.setHtml(tooltipAnnotation);
            tooltip.show();
            editor._signal("showGutterTooltip", tooltip);
            editor.on("mousewheel", hideTooltip);

            if (mouseHandler.$tooltipFollowsMouse) {
                moveTooltip(mouseEvent);
            } else {
                var gutterElement = mouseEvent.domEvent.target;
                var rect = gutterElement.getBoundingClientRect();
                var style = tooltip.getElement().style;
                style.left = rect.right + "px";
                style.top = rect.bottom + "px";
            }
        }

        function hideTooltip() {
            if (tooltipTimeout)
                tooltipTimeout = clearTimeout(tooltipTimeout);
            if (tooltipAnnotation) {
                tooltip.hide();
                tooltipAnnotation = null;
                editor._signal("hideGutterTooltip", tooltip);
                editor.removeEventListener("mousewheel", hideTooltip);
            }
        }

        function moveTooltip(e) {
            tooltip.setPosition(e.x, e.y);
        }

        mouseHandler.editor.setDefaultHandler("guttermousemove", function (e) {
            var target = e.domEvent.target || e.domEvent.srcElement;
            if (dom.hasCssClass(target, "ace_fold-widget"))
                return hideTooltip();

            if (tooltipAnnotation && mouseHandler.$tooltipFollowsMouse)
                moveTooltip(e);

            mouseEvent = e;
            if (tooltipTimeout)
                return;
            tooltipTimeout = setTimeout(function () {
                tooltipTimeout = null;
                if (mouseEvent && !mouseHandler.isMousePressed)
                    showTooltip();
                else
                    hideTooltip();
            }, 50);
        });

        event.addListener(editor.renderer.$gutter, "mouseout", function (e) {
            mouseEvent = null;
            if (!tooltipAnnotation || tooltipTimeout)
                return;

            tooltipTimeout = setTimeout(function () {
                tooltipTimeout = null;
                hideTooltip();
            }, 50);
        });

        editor.on("changeSession", hideTooltip);
    }

    function GutterTooltip(parentNode) {
        Tooltip.call(this, parentNode);
    }

    oop.inherits(GutterTooltip, Tooltip);

    (function () {
        this.setPosition = function (x, y) {
            var windowWidth = window.innerWidth || document.documentElement.clientWidth;
            var windowHeight = window.innerHeight || document.documentElement.clientHeight;
            var width = this.getWidth();
            var height = this.getHeight();
            x += 15;
            y += 15;
            if (x + width > windowWidth) {
                x -= (x + width) - windowWidth;
            }
            if (y + height > windowHeight) {
                y -= 20 + height;
            }
            Tooltip.prototype.setPosition.call(this, x, y);
        };

    }).call(GutterTooltip.prototype);


    exports.GutterHandler = GutterHandler;

});

define("ace/mouse/mouse_event", ["require", "exports", "module", "ace/lib/event", "ace/lib/useragent"], function (require, exports, module) {
    "use strict";

    var event = require("../lib/event");
    var useragent = require("../lib/useragent");
    var MouseEvent = exports.MouseEvent = function (domEvent, editor) {
        this.domEvent = domEvent;
        this.editor = editor;

        this.x = this.clientX = domEvent.clientX;
        this.y = this.clientY = domEvent.clientY;

        this.$pos = null;
        this.$inSelection = null;

        this.propagationStopped = false;
        this.defaultPrevented = false;
    };

    (function () {

        this.stopPropagation = function () {
            event.stopPropagation(this.domEvent);
            this.propagationStopped = true;
        };

        this.preventDefault = function () {
            event.preventDefault(this.domEvent);
            this.defaultPrevented = true;
        };

        this.stop = function () {
            this.stopPropagation();
            this.preventDefault();
        };
        this.getDocumentPosition = function () {
            if (this.$pos)
                return this.$pos;

            this.$pos = this.editor.renderer.screenToTextCoordinates(this.clientX, this.clientY);
            return this.$pos;
        };
        this.inSelection = function () {
            if (this.$inSelection !== null)
                return this.$inSelection;

            var editor = this.editor;


            var selectionRange = editor.getSelectionRange();
            if (selectionRange.isEmpty())
                this.$inSelection = false;
            else {
                var pos = this.getDocumentPosition();
                this.$inSelection = selectionRange.contains(pos.row, pos.column);
            }

            return this.$inSelection;
        };
        this.getButton = function () {
            return event.getButton(this.domEvent);
        };
        this.getShiftKey = function () {
            return this.domEvent.shiftKey;
        };

        this.getAccelKey = useragent.isMac
            ? function () {
                return this.domEvent.metaKey;
            }
            : function () {
                return this.domEvent.ctrlKey;
            };

    }).call(MouseEvent.prototype);

});

define("ace/mouse/dragdrop_handler", ["require", "exports", "module", "ace/lib/dom", "ace/lib/event", "ace/lib/useragent"], function (require, exports, module) {
    "use strict";

    var dom = require("../lib/dom");
    var event = require("../lib/event");
    var useragent = require("../lib/useragent");

    var AUTOSCROLL_DELAY = 200;
    var SCROLL_CURSOR_DELAY = 200;
    var SCROLL_CURSOR_HYSTERESIS = 5;

    function DragdropHandler(mouseHandler) {

        var editor = mouseHandler.editor;

        var blankImage = dom.createElement("img");
        blankImage.src = "";
        if (useragent.isOpera)
            blankImage.style.cssText = "width:1px;height:1px;position:fixed;top:0;left:0;z-index:2147483647;opacity:0;";

        var exports = ["dragWait", "dragWaitEnd", "startDrag", "dragReadyEnd", "onMouseDrag"];

        exports.forEach(function (x) {
            mouseHandler[x] = this[x];
        }, this);
        editor.addEventListener("mousedown", this.onMouseDown.bind(mouseHandler));


        var mouseTarget = editor.container;
        var dragSelectionMarker, x, y;
        var timerId, range;
        var dragCursor, counter = 0;
        var dragOperation;
        var isInternal;
        var autoScrollStartTime;
        var cursorMovedTime;
        var cursorPointOnCaretMoved;

        this.onDragStart = function (e) {
            if (this.cancelDrag || !mouseTarget.draggable) {
                var self = this;
                setTimeout(function () {
                    self.startSelect();
                    self.captureMouse(e);
                }, 0);
                return e.preventDefault();
            }
            range = editor.getSelectionRange();

            var dataTransfer = e.dataTransfer;
            dataTransfer.effectAllowed = editor.getReadOnly() ? "copy" : "copyMove";
            if (useragent.isOpera) {
                editor.container.appendChild(blankImage);
                blankImage.scrollTop = 0;
            }
            dataTransfer.setDragImage && dataTransfer.setDragImage(blankImage, 0, 0);
            if (useragent.isOpera) {
                editor.container.removeChild(blankImage);
            }
            dataTransfer.clearData();
            dataTransfer.setData("Text", editor.session.getTextRange());

            isInternal = true;
            this.setState("drag");
        };

        this.onDragEnd = function (e) {
            mouseTarget.draggable = false;
            isInternal = false;
            this.setState(null);
            if (!editor.getReadOnly()) {
                var dropEffect = e.dataTransfer.dropEffect;
                if (!dragOperation && dropEffect == "move")
                    editor.session.remove(editor.getSelectionRange());
                editor.renderer.$cursorLayer.setBlinking(true);
            }
            this.editor.unsetStyle("ace_dragging");
            this.editor.renderer.setCursorStyle("");
        };

        this.onDragEnter = function (e) {
            if (editor.getReadOnly() || !canAccept(e.dataTransfer))
                return;
            x = e.clientX;
            y = e.clientY;
            if (!dragSelectionMarker)
                addDragMarker();
            counter++;
            e.dataTransfer.dropEffect = dragOperation = getDropEffect(e);
            return event.preventDefault(e);
        };

        this.onDragOver = function (e) {
            if (editor.getReadOnly() || !canAccept(e.dataTransfer))
                return;
            x = e.clientX;
            y = e.clientY;
            if (!dragSelectionMarker) {
                addDragMarker();
                counter++;
            }
            if (onMouseMoveTimer !== null)
                onMouseMoveTimer = null;

            e.dataTransfer.dropEffect = dragOperation = getDropEffect(e);
            return event.preventDefault(e);
        };

        this.onDragLeave = function (e) {
            counter--;
            if (counter <= 0 && dragSelectionMarker) {
                clearDragMarker();
                dragOperation = null;
                return event.preventDefault(e);
            }
        };

        this.onDrop = function (e) {
            if (!dragCursor)
                return;
            var dataTransfer = e.dataTransfer;
            if (isInternal) {
                switch (dragOperation) {
                    case "move":
                        if (range.contains(dragCursor.row, dragCursor.column)) {
                            range = {
                                start: dragCursor,
                                end: dragCursor
                            };
                        } else {
                            range = editor.moveText(range, dragCursor);
                        }
                        break;
                    case "copy":
                        range = editor.moveText(range, dragCursor, true);
                        break;
                }
            } else {
                var dropData = dataTransfer.getData('Text');
                range = {
                    start: dragCursor,
                    end: editor.session.insert(dragCursor, dropData)
                };
                editor.focus();
                dragOperation = null;
            }
            clearDragMarker();
            return event.preventDefault(e);
        };

        event.addListener(mouseTarget, "dragstart", this.onDragStart.bind(mouseHandler));
        event.addListener(mouseTarget, "dragend", this.onDragEnd.bind(mouseHandler));
        event.addListener(mouseTarget, "dragenter", this.onDragEnter.bind(mouseHandler));
        event.addListener(mouseTarget, "dragover", this.onDragOver.bind(mouseHandler));
        event.addListener(mouseTarget, "dragleave", this.onDragLeave.bind(mouseHandler));
        event.addListener(mouseTarget, "drop", this.onDrop.bind(mouseHandler));

        function scrollCursorIntoView(cursor, prevCursor) {
            var now = Date.now();
            var vMovement = !prevCursor || cursor.row != prevCursor.row;
            var hMovement = !prevCursor || cursor.column != prevCursor.column;
            if (!cursorMovedTime || vMovement || hMovement) {
                editor.$blockScrolling += 1;
                editor.moveCursorToPosition(cursor);
                editor.$blockScrolling -= 1;
                cursorMovedTime = now;
                cursorPointOnCaretMoved = {x: x, y: y};
            } else {
                var distance = calcDistance(cursorPointOnCaretMoved.x, cursorPointOnCaretMoved.y, x, y);
                if (distance > SCROLL_CURSOR_HYSTERESIS) {
                    cursorMovedTime = null;
                } else if (now - cursorMovedTime >= SCROLL_CURSOR_DELAY) {
                    editor.renderer.scrollCursorIntoView();
                    cursorMovedTime = null;
                }
            }
        }

        function autoScroll(cursor, prevCursor) {
            var now = Date.now();
            var lineHeight = editor.renderer.layerConfig.lineHeight;
            var characterWidth = editor.renderer.layerConfig.characterWidth;
            var editorRect = editor.renderer.scroller.getBoundingClientRect();
            var offsets = {
                x: {
                    left: x - editorRect.left,
                    right: editorRect.right - x
                },
                y: {
                    top: y - editorRect.top,
                    bottom: editorRect.bottom - y
                }
            };
            var nearestXOffset = Math.min(offsets.x.left, offsets.x.right);
            var nearestYOffset = Math.min(offsets.y.top, offsets.y.bottom);
            var scrollCursor = {row: cursor.row, column: cursor.column};
            if (nearestXOffset / characterWidth <= 2) {
                scrollCursor.column += (offsets.x.left < offsets.x.right ? -3 : +2);
            }
            if (nearestYOffset / lineHeight <= 1) {
                scrollCursor.row += (offsets.y.top < offsets.y.bottom ? -1 : +1);
            }
            var vScroll = cursor.row != scrollCursor.row;
            var hScroll = cursor.column != scrollCursor.column;
            var vMovement = !prevCursor || cursor.row != prevCursor.row;
            if (vScroll || (hScroll && !vMovement)) {
                if (!autoScrollStartTime)
                    autoScrollStartTime = now;
                else if (now - autoScrollStartTime >= AUTOSCROLL_DELAY)
                    editor.renderer.scrollCursorIntoView(scrollCursor);
            } else {
                autoScrollStartTime = null;
            }
        }

        function onDragInterval() {
            var prevCursor = dragCursor;
            dragCursor = editor.renderer.screenToTextCoordinates(x, y);
            scrollCursorIntoView(dragCursor, prevCursor);
            autoScroll(dragCursor, prevCursor);
        }

        function addDragMarker() {
            range = editor.selection.toOrientedRange();
            dragSelectionMarker = editor.session.addMarker(range, "ace_selection", editor.getSelectionStyle());
            editor.clearSelection();
            if (editor.isFocused())
                editor.renderer.$cursorLayer.setBlinking(false);
            clearInterval(timerId);
            onDragInterval();
            timerId = setInterval(onDragInterval, 20);
            counter = 0;
            event.addListener(document, "mousemove", onMouseMove);
        }

        function clearDragMarker() {
            clearInterval(timerId);
            editor.session.removeMarker(dragSelectionMarker);
            dragSelectionMarker = null;
            editor.$blockScrolling += 1;
            editor.selection.fromOrientedRange(range);
            editor.$blockScrolling -= 1;
            if (editor.isFocused() && !isInternal)
                editor.renderer.$cursorLayer.setBlinking(!editor.getReadOnly());
            range = null;
            dragCursor = null;
            counter = 0;
            autoScrollStartTime = null;
            cursorMovedTime = null;
            event.removeListener(document, "mousemove", onMouseMove);
        }

        var onMouseMoveTimer = null;

        function onMouseMove() {
            if (onMouseMoveTimer == null) {
                onMouseMoveTimer = setTimeout(function () {
                    if (onMouseMoveTimer != null && dragSelectionMarker)
                        clearDragMarker();
                }, 20);
            }
        }

        function canAccept(dataTransfer) {
            var types = dataTransfer.types;
            return !types || Array.prototype.some.call(types, function (type) {
                return type == 'text/plain' || type == 'Text';
            });
        }

        function getDropEffect(e) {
            var copyAllowed = ['copy', 'copymove', 'all', 'uninitialized'];
            var moveAllowed = ['move', 'copymove', 'linkmove', 'all', 'uninitialized'];

            var copyModifierState = useragent.isMac ? e.altKey : e.ctrlKey;
            var effectAllowed = "uninitialized";
            try {
                effectAllowed = e.dataTransfer.effectAllowed.toLowerCase();
            } catch (e) {
            }
            var dropEffect = "none";

            if (copyModifierState && copyAllowed.indexOf(effectAllowed) >= 0)
                dropEffect = "copy";
            else if (moveAllowed.indexOf(effectAllowed) >= 0)
                dropEffect = "move";
            else if (copyAllowed.indexOf(effectAllowed) >= 0)
                dropEffect = "copy";

            return dropEffect;
        }
    }

    (function () {

        this.dragWait = function () {
            var interval = Date.now() - this.mousedownEvent.time;
            if (interval > this.editor.getDragDelay())
                this.startDrag();
        };

        this.dragWaitEnd = function () {
            var target = this.editor.container;
            target.draggable = false;
            this.startSelect(this.mousedownEvent.getDocumentPosition());
            this.selectEnd();
        };

        this.dragReadyEnd = function (e) {
            this.editor.renderer.$cursorLayer.setBlinking(!this.editor.getReadOnly());
            this.editor.unsetStyle("ace_dragging");
            this.editor.renderer.setCursorStyle("");
            this.dragWaitEnd();
        };

        this.startDrag = function () {
            this.cancelDrag = false;
            var editor = this.editor;
            var target = editor.container;
            target.draggable = true;
            editor.renderer.$cursorLayer.setBlinking(false);
            editor.setStyle("ace_dragging");
            var cursorStyle = useragent.isWin ? "default" : "move";
            editor.renderer.setCursorStyle(cursorStyle);
            this.setState("dragReady");
        };

        this.onMouseDrag = function (e) {
            var target = this.editor.container;
            if (useragent.isIE && this.state == "dragReady") {
                var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
                if (distance > 3)
                    target.dragDrop();
            }
            if (this.state === "dragWait") {
                var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
                if (distance > 0) {
                    target.draggable = false;
                    this.startSelect(this.mousedownEvent.getDocumentPosition());
                }
            }
        };

        this.onMouseDown = function (e) {
            if (!this.$dragEnabled)
                return;
            this.mousedownEvent = e;
            var editor = this.editor;

            var inSelection = e.inSelection();
            var button = e.getButton();
            var clickCount = e.domEvent.detail || 1;
            if (clickCount === 1 && button === 0 && inSelection) {
                if (e.editor.inMultiSelectMode && (e.getAccelKey() || e.getShiftKey()))
                    return;
                this.mousedownEvent.time = Date.now();
                var eventTarget = e.domEvent.target || e.domEvent.srcElement;
                if ("unselectable" in eventTarget)
                    eventTarget.unselectable = "on";
                if (editor.getDragDelay()) {
                    if (useragent.isWebKit) {
                        this.cancelDrag = true;
                        var mouseTarget = editor.container;
                        mouseTarget.draggable = true;
                    }
                    this.setState("dragWait");
                } else {
                    this.startDrag();
                }
                this.captureMouse(e, this.onMouseDrag.bind(this));
                e.defaultPrevented = true;
            }
        };

    }).call(DragdropHandler.prototype);


    function calcDistance(ax, ay, bx, by) {
        return Math.sqrt(Math.pow(bx - ax, 2) + Math.pow(by - ay, 2));
    }

    exports.DragdropHandler = DragdropHandler;

});

define("ace/lib/net", ["require", "exports", "module", "ace/lib/dom"], function (require, exports, module) {
    "use strict";
    var dom = require("./dom");

    exports.get = function (url, callback) {
        var xhr = new XMLHttpRequest();
        xhr.open('GET', url, true);
        xhr.onreadystatechange = function () {
            if (xhr.readyState === 4) {
                callback(xhr.responseText);
            }
        };
        xhr.send(null);
    };

    exports.loadScript = function (path, callback) {
        var head = dom.getDocumentHead();
        var s = document.createElement('script');

        s.src = path;
        head.appendChild(s);

        s.onload = s.onreadystatechange = function (_, isAbort) {
            if (isAbort || !s.readyState || s.readyState == "loaded" || s.readyState == "complete") {
                s = s.onload = s.onreadystatechange = null;
                if (!isAbort)
                    callback();
            }
        };
    };
    exports.qualifyURL = function (url) {
        var a = document.createElement('a');
        a.href = url;
        return a.href;
    };

});

define("ace/lib/event_emitter", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    var EventEmitter = {};
    var stopPropagation = function () {
        this.propagationStopped = true;
    };
    var preventDefault = function () {
        this.defaultPrevented = true;
    };

    EventEmitter._emit =
        EventEmitter._dispatchEvent = function (eventName, e) {
            this._eventRegistry || (this._eventRegistry = {});
            this._defaultHandlers || (this._defaultHandlers = {});

            var listeners = this._eventRegistry[eventName] || [];
            var defaultHandler = this._defaultHandlers[eventName];
            if (!listeners.length && !defaultHandler)
                return;

            if (typeof e != "object" || !e)
                e = {};

            if (!e.type)
                e.type = eventName;
            if (!e.stopPropagation)
                e.stopPropagation = stopPropagation;
            if (!e.preventDefault)
                e.preventDefault = preventDefault;

            listeners = listeners.slice();
            for (var i = 0; i < listeners.length; i++) {
                listeners[i](e, this);
                if (e.propagationStopped)
                    break;
            }

            if (defaultHandler && !e.defaultPrevented)
                return defaultHandler(e, this);
        };


    EventEmitter._signal = function (eventName, e) {
        var listeners = (this._eventRegistry || {})[eventName];
        if (!listeners)
            return;
        listeners = listeners.slice();
        for (var i = 0; i < listeners.length; i++)
            listeners[i](e, this);
    };

    EventEmitter.once = function (eventName, callback) {
        var _self = this;
        callback && this.addEventListener(eventName, function newCallback() {
            _self.removeEventListener(eventName, newCallback);
            callback.apply(null, arguments);
        });
    };


    EventEmitter.setDefaultHandler = function (eventName, callback) {
        var handlers = this._defaultHandlers;
        if (!handlers)
            handlers = this._defaultHandlers = {_disabled_: {}};

        if (handlers[eventName]) {
            var old = handlers[eventName];
            var disabled = handlers._disabled_[eventName];
            if (!disabled)
                handlers._disabled_[eventName] = disabled = [];
            disabled.push(old);
            var i = disabled.indexOf(callback);
            if (i != -1)
                disabled.splice(i, 1);
        }
        handlers[eventName] = callback;
    };
    EventEmitter.removeDefaultHandler = function (eventName, callback) {
        var handlers = this._defaultHandlers;
        if (!handlers)
            return;
        var disabled = handlers._disabled_[eventName];

        if (handlers[eventName] == callback) {
            var old = handlers[eventName];
            if (disabled)
                this.setDefaultHandler(eventName, disabled.pop());
        } else if (disabled) {
            var i = disabled.indexOf(callback);
            if (i != -1)
                disabled.splice(i, 1);
        }
    };

    EventEmitter.on =
        EventEmitter.addEventListener = function (eventName, callback, capturing) {
            this._eventRegistry = this._eventRegistry || {};

            var listeners = this._eventRegistry[eventName];
            if (!listeners)
                listeners = this._eventRegistry[eventName] = [];

            if (listeners.indexOf(callback) == -1)
                listeners[capturing ? "unshift" : "push"](callback);
            return callback;
        };

    EventEmitter.off =
        EventEmitter.removeListener =
            EventEmitter.removeEventListener = function (eventName, callback) {
                this._eventRegistry = this._eventRegistry || {};

                var listeners = this._eventRegistry[eventName];
                if (!listeners)
                    return;

                var index = listeners.indexOf(callback);
                if (index !== -1)
                    listeners.splice(index, 1);
            };

    EventEmitter.removeAllListeners = function (eventName) {
        if (this._eventRegistry) this._eventRegistry[eventName] = [];
    };

    exports.EventEmitter = EventEmitter;

});

define("ace/lib/app_config", ["require", "exports", "module", "ace/lib/oop", "ace/lib/event_emitter"], function (require, exports, module) {
    "no use strict";

    var oop = require("./oop");
    var EventEmitter = require("./event_emitter").EventEmitter;

    var optionsProvider = {
        setOptions: function (optList) {
            Object.keys(optList).forEach(function (key) {
                this.setOption(key, optList[key]);
            }, this);
        },
        getOptions: function (optionNames) {
            var result = {};
            if (!optionNames) {
                optionNames = Object.keys(this.$options);
            } else if (!Array.isArray(optionNames)) {
                result = optionNames;
                optionNames = Object.keys(result);
            }
            optionNames.forEach(function (key) {
                result[key] = this.getOption(key);
            }, this);
            return result;
        },
        setOption: function (name, value) {
            if (this["$" + name] === value)
                return;
            var opt = this.$options[name];
            if (!opt) {
                return warn('misspelled option "' + name + '"');
            }
            if (opt.forwardTo)
                return this[opt.forwardTo] && this[opt.forwardTo].setOption(name, value);

            if (!opt.handlesSet)
                this["$" + name] = value;
            if (opt && opt.set)
                opt.set.call(this, value);
        },
        getOption: function (name) {
            var opt = this.$options[name];
            if (!opt) {
                return warn('misspelled option "' + name + '"');
            }
            if (opt.forwardTo)
                return this[opt.forwardTo] && this[opt.forwardTo].getOption(name);
            return opt && opt.get ? opt.get.call(this) : this["$" + name];
        }
    };

    function warn(message) {
        if (typeof console != "undefined" && console.warn)
            console.warn.apply(console, arguments);
    }

    function reportError(msg, data) {
        var e = new Error(msg);
        e.data = data;
        if (typeof console == "object" && console.error)
            console.error(e);
        setTimeout(function () {
            throw e;
        });
    }

    var AppConfig = function () {
        this.$defaultOptions = {};
    };

    (function () {
        oop.implement(this, EventEmitter);
        this.defineOptions = function (obj, path, options) {
            if (!obj.$options)
                this.$defaultOptions[path] = obj.$options = {};

            Object.keys(options).forEach(function (key) {
                var opt = options[key];
                if (typeof opt == "string")
                    opt = {forwardTo: opt};

                opt.name || (opt.name = key);
                obj.$options[opt.name] = opt;
                if ("initialValue" in opt)
                    obj["$" + opt.name] = opt.initialValue;
            });
            oop.implement(obj, optionsProvider);

            return this;
        };

        this.resetOptions = function (obj) {
            Object.keys(obj.$options).forEach(function (key) {
                var opt = obj.$options[key];
                if ("value" in opt)
                    obj.setOption(key, opt.value);
            });
        };

        this.setDefaultValue = function (path, name, value) {
            var opts = this.$defaultOptions[path] || (this.$defaultOptions[path] = {});
            if (opts[name]) {
                if (opts.forwardTo)
                    this.setDefaultValue(opts.forwardTo, name, value);
                else
                    opts[name].value = value;
            }
        };

        this.setDefaultValues = function (path, optionHash) {
            Object.keys(optionHash).forEach(function (key) {
                this.setDefaultValue(path, key, optionHash[key]);
            }, this);
        };

        this.warn = warn;
        this.reportError = reportError;

    }).call(AppConfig.prototype);

    exports.AppConfig = AppConfig;

});

define("ace/config", ["require", "exports", "module", "ace/lib/lang", "ace/lib/oop", "ace/lib/net", "ace/lib/app_config"], function (require, exports, module) {
    "no use strict";

    var lang = require("./lib/lang");
    var oop = require("./lib/oop");
    var net = require("./lib/net");
    var AppConfig = require("./lib/app_config").AppConfig;

    module.exports = exports = new AppConfig();

    var global = (function () {
        return this || typeof window != "undefined" && window;
    })();

    var options = {
        packaged: false,
        workerPath: null,
        modePath: null,
        themePath: null,
        basePath: "",
        suffix: ".js",
        $moduleUrls: {}
    };

    exports.get = function (key) {
        if (!options.hasOwnProperty(key))
            throw new Error("Unknown config key: " + key);

        return options[key];
    };

    exports.set = function (key, value) {
        if (!options.hasOwnProperty(key))
            throw new Error("Unknown config key: " + key);

        options[key] = value;
    };

    exports.all = function () {
        return lang.copyObject(options);
    };
    exports.moduleUrl = function (name, component) {
        if (options.$moduleUrls[name])
            return options.$moduleUrls[name];

        var parts = name.split("/");
        component = component || parts[parts.length - 2] || "";
        var sep = component == "snippets" ? "/" : "-";
        var base = parts[parts.length - 1];
        if (component == "worker" && sep == "-") {
            var re = new RegExp("^" + component + "[\\-_]|[\\-_]" + component + "$", "g");
            base = base.replace(re, "");
        }

        if ((!base || base == component) && parts.length > 1)
            base = parts[parts.length - 2];
        var path = options[component + "Path"];
        if (path == null) {
            path = options.basePath;
        } else if (sep == "/") {
            component = sep = "";
        }
        if (path && path.slice(-1) != "/")
            path += "/";
        return path + component + sep + base + this.get("suffix");
    };

    exports.setModuleUrl = function (name, subst) {
        return options.$moduleUrls[name] = subst;
    };

    exports.$loading = {};
    exports.loadModule = function (moduleName, onLoad) {
        var module, moduleType;
        if (Array.isArray(moduleName)) {
            moduleType = moduleName[0];
            moduleName = moduleName[1];
        }

        try {
            module = require(moduleName);
        } catch (e) {
        }
        if (module && !exports.$loading[moduleName])
            return onLoad && onLoad(module);

        if (!exports.$loading[moduleName])
            exports.$loading[moduleName] = [];

        exports.$loading[moduleName].push(onLoad);

        if (exports.$loading[moduleName].length > 1)
            return;

        var afterLoad = function () {
            require([moduleName], function (module) {
                exports._emit("load.module", {name: moduleName, module: module});
                var listeners = exports.$loading[moduleName];
                exports.$loading[moduleName] = null;
                listeners.forEach(function (onLoad) {
                    onLoad && onLoad(module);
                });
            });
        };

        if (!exports.get("packaged"))
            return afterLoad();
        net.loadScript(exports.moduleUrl(moduleName, moduleType), afterLoad);
    };
    init(true);

    function init(packaged) {

        if (!global || !global.document)
            return;

        options.packaged = packaged || require.packaged || module.packaged || (global.define && define.packaged);

        var scriptOptions = {};
        var scriptUrl = "";
        var currentScript = (document.currentScript || document._currentScript); // native or polyfill
        var currentDocument = currentScript && currentScript.ownerDocument || document;

        var scripts = currentDocument.getElementsByTagName("script");
        for (var i = 0; i < scripts.length; i++) {
            var script = scripts[i];

            var src = script.src || script.getAttribute("src");
            if (!src)
                continue;

            var attributes = script.attributes;
            for (var j = 0, l = attributes.length; j < l; j++) {
                var attr = attributes[j];
                if (attr.name.indexOf("data-ace-") === 0) {
                    scriptOptions[deHyphenate(attr.name.replace(/^data-ace-/, ""))] = attr.value;
                }
            }

            var m = src.match(/^(.*)\/ace(\-\w+)?\.js(\?|$)/);
            if (m)
                scriptUrl = m[1];
        }

        if (scriptUrl) {
            scriptOptions.base = scriptOptions.base || scriptUrl;
            scriptOptions.packaged = true;
        }

        scriptOptions.basePath = scriptOptions.base;
        scriptOptions.workerPath = scriptOptions.workerPath || scriptOptions.base;
        scriptOptions.modePath = scriptOptions.modePath || scriptOptions.base;
        scriptOptions.themePath = scriptOptions.themePath || scriptOptions.base;
        delete scriptOptions.base;

        for (var key in scriptOptions)
            if (typeof scriptOptions[key] !== "undefined")
                exports.set(key, scriptOptions[key]);
    }

    exports.init = init;

    function deHyphenate(str) {
        return str.replace(/-(.)/g, function (m, m1) {
            return m1.toUpperCase();
        });
    }

});

define("ace/mouse/mouse_handler", ["require", "exports", "module", "ace/lib/event", "ace/lib/useragent", "ace/mouse/default_handlers", "ace/mouse/default_gutter_handler", "ace/mouse/mouse_event", "ace/mouse/dragdrop_handler", "ace/config"], function (require, exports, module) {
    "use strict";

    var event = require("../lib/event");
    var useragent = require("../lib/useragent");
    var DefaultHandlers = require("./default_handlers").DefaultHandlers;
    var DefaultGutterHandler = require("./default_gutter_handler").GutterHandler;
    var MouseEvent = require("./mouse_event").MouseEvent;
    var DragdropHandler = require("./dragdrop_handler").DragdropHandler;
    var config = require("../config");

    var MouseHandler = function (editor) {
        var _self = this;
        this.editor = editor;

        new DefaultHandlers(this);
        new DefaultGutterHandler(this);
        new DragdropHandler(this);

        var focusEditor = function (e) {
            var windowBlurred = !document.hasFocus || !document.hasFocus()
                || !editor.isFocused() && document.activeElement == (editor.textInput && editor.textInput.getElement());
            if (windowBlurred)
                window.focus();
            editor.focus();
        };

        var mouseTarget = editor.renderer.getMouseEventTarget();
        event.addListener(mouseTarget, "click", this.onMouseEvent.bind(this, "click"));
        event.addListener(mouseTarget, "mousemove", this.onMouseMove.bind(this, "mousemove"));
        event.addMultiMouseDownListener([
            mouseTarget,
            editor.renderer.scrollBarV && editor.renderer.scrollBarV.inner,
            editor.renderer.scrollBarH && editor.renderer.scrollBarH.inner,
            editor.textInput && editor.textInput.getElement()
        ].filter(Boolean), [400, 300, 250], this, "onMouseEvent");
        event.addMouseWheelListener(editor.container, this.onMouseWheel.bind(this, "mousewheel"));
        event.addTouchMoveListener(editor.container, this.onTouchMove.bind(this, "touchmove"));

        var gutterEl = editor.renderer.$gutter;
        event.addListener(gutterEl, "mousedown", this.onMouseEvent.bind(this, "guttermousedown"));
        event.addListener(gutterEl, "click", this.onMouseEvent.bind(this, "gutterclick"));
        event.addListener(gutterEl, "dblclick", this.onMouseEvent.bind(this, "gutterdblclick"));
        event.addListener(gutterEl, "mousemove", this.onMouseEvent.bind(this, "guttermousemove"));

        event.addListener(mouseTarget, "mousedown", focusEditor);
        event.addListener(gutterEl, "mousedown", focusEditor);
        if (useragent.isIE && editor.renderer.scrollBarV) {
            event.addListener(editor.renderer.scrollBarV.element, "mousedown", focusEditor);
            event.addListener(editor.renderer.scrollBarH.element, "mousedown", focusEditor);
        }

        editor.on("mousemove", function (e) {
            if (_self.state || _self.$dragDelay || !_self.$dragEnabled)
                return;

            var character = editor.renderer.screenToTextCoordinates(e.x, e.y);
            var range = editor.session.selection.getRange();
            var renderer = editor.renderer;

            if (!range.isEmpty() && range.insideStart(character.row, character.column)) {
                renderer.setCursorStyle("default");
            } else {
                renderer.setCursorStyle("");
            }
        });
    };

    (function () {
        this.onMouseEvent = function (name, e) {
            this.editor._emit(name, new MouseEvent(e, this.editor));
        };

        this.onMouseMove = function (name, e) {
            var listeners = this.editor._eventRegistry && this.editor._eventRegistry.mousemove;
            if (!listeners || !listeners.length)
                return;

            this.editor._emit(name, new MouseEvent(e, this.editor));
        };

        this.onMouseWheel = function (name, e) {
            var mouseEvent = new MouseEvent(e, this.editor);
            mouseEvent.speed = this.$scrollSpeed * 2;
            mouseEvent.wheelX = e.wheelX;
            mouseEvent.wheelY = e.wheelY;

            this.editor._emit(name, mouseEvent);
        };

        this.onTouchMove = function (name, e) {
            var mouseEvent = new MouseEvent(e, this.editor);
            mouseEvent.speed = 1;//this.$scrollSpeed * 2;
            mouseEvent.wheelX = e.wheelX;
            mouseEvent.wheelY = e.wheelY;
            this.editor._emit(name, mouseEvent);
        };

        this.setState = function (state) {
            this.state = state;
        };

        this.captureMouse = function (ev, mouseMoveHandler) {
            this.x = ev.x;
            this.y = ev.y;

            this.isMousePressed = true;
            var renderer = this.editor.renderer;
            if (renderer.$keepTextAreaAtCursor)
                renderer.$keepTextAreaAtCursor = null;

            var self = this;
            var onMouseMove = function (e) {
                if (!e) return;
                if (useragent.isWebKit && !e.which && self.releaseMouse)
                    return self.releaseMouse();

                self.x = e.clientX;
                self.y = e.clientY;
                mouseMoveHandler && mouseMoveHandler(e);
                self.mouseEvent = new MouseEvent(e, self.editor);
                self.$mouseMoved = true;
            };

            var onCaptureEnd = function (e) {
                clearInterval(timerId);
                onCaptureInterval();
                self[self.state + "End"] && self[self.state + "End"](e);
                self.state = "";
                if (renderer.$keepTextAreaAtCursor == null) {
                    renderer.$keepTextAreaAtCursor = true;
                    renderer.$moveTextAreaToCursor();
                }
                self.isMousePressed = false;
                self.$onCaptureMouseMove = self.releaseMouse = null;
                e && self.onMouseEvent("mouseup", e);
            };

            var onCaptureInterval = function () {
                self[self.state] && self[self.state]();
                self.$mouseMoved = false;
            };

            if (useragent.isOldIE && ev.domEvent.type == "dblclick") {
                return setTimeout(function () {
                    onCaptureEnd(ev);
                });
            }

            self.$onCaptureMouseMove = onMouseMove;
            self.releaseMouse = event.capture(this.editor.container, onMouseMove, onCaptureEnd);
            var timerId = setInterval(onCaptureInterval, 20);
        };
        this.releaseMouse = null;
        this.cancelContextMenu = function () {
            var stop = function (e) {
                if (e && e.domEvent && e.domEvent.type != "contextmenu")
                    return;
                this.editor.off("nativecontextmenu", stop);
                if (e && e.domEvent)
                    event.stopEvent(e.domEvent);
            }.bind(this);
            setTimeout(stop, 10);
            this.editor.on("nativecontextmenu", stop);
        };
    }).call(MouseHandler.prototype);

    config.defineOptions(MouseHandler.prototype, "mouseHandler", {
        scrollSpeed: {initialValue: 2},
        dragDelay: {initialValue: (useragent.isMac ? 150 : 0)},
        dragEnabled: {initialValue: true},
        focusTimout: {initialValue: 0},
        tooltipFollowsMouse: {initialValue: true}
    });


    exports.MouseHandler = MouseHandler;
});

define("ace/mouse/fold_handler", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    function FoldHandler(editor) {

        editor.on("click", function (e) {
            var position = e.getDocumentPosition();
            var session = editor.session;
            var fold = session.getFoldAt(position.row, position.column, 1);
            if (fold) {
                if (e.getAccelKey())
                    session.removeFold(fold);
                else
                    session.expandFold(fold);

                e.stop();
            }
        });

        editor.on("gutterclick", function (e) {
            var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);

            if (gutterRegion == "foldWidgets") {
                var row = e.getDocumentPosition().row;
                var session = editor.session;
                if (session.foldWidgets && session.foldWidgets[row])
                    editor.session.onFoldWidgetClick(row, e);
                if (!editor.isFocused())
                    editor.focus();
                e.stop();
            }
        });

        editor.on("gutterdblclick", function (e) {
            var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);

            if (gutterRegion == "foldWidgets") {
                var row = e.getDocumentPosition().row;
                var session = editor.session;
                var data = session.getParentFoldRangeData(row, true);
                var range = data.range || data.firstRange;

                if (range) {
                    row = range.start.row;
                    var fold = session.getFoldAt(row, session.getLine(row).length, 1);

                    if (fold) {
                        session.removeFold(fold);
                    } else {
                        session.addFold("...", range);
                        editor.renderer.scrollCursorIntoView({row: range.start.row, column: 0});
                    }
                }
                e.stop();
            }
        });
    }

    exports.FoldHandler = FoldHandler;

});

define("ace/keyboard/keybinding", ["require", "exports", "module", "ace/lib/keys", "ace/lib/event"], function (require, exports, module) {
    "use strict";

    var keyUtil = require("../lib/keys");
    var event = require("../lib/event");

    var KeyBinding = function (editor) {
        this.$editor = editor;
        this.$data = {editor: editor};
        this.$handlers = [];
        this.setDefaultHandler(editor.commands);
    };

    (function () {
        this.setDefaultHandler = function (kb) {
            this.removeKeyboardHandler(this.$defaultHandler);
            this.$defaultHandler = kb;
            this.addKeyboardHandler(kb, 0);
        };

        this.setKeyboardHandler = function (kb) {
            var h = this.$handlers;
            if (h[h.length - 1] == kb)
                return;

            while (h[h.length - 1] && h[h.length - 1] != this.$defaultHandler)
                this.removeKeyboardHandler(h[h.length - 1]);

            this.addKeyboardHandler(kb, 1);
        };

        this.addKeyboardHandler = function (kb, pos) {
            if (!kb)
                return;
            if (typeof kb == "function" && !kb.handleKeyboard)
                kb.handleKeyboard = kb;
            var i = this.$handlers.indexOf(kb);
            if (i != -1)
                this.$handlers.splice(i, 1);

            if (pos == undefined)
                this.$handlers.push(kb);
            else
                this.$handlers.splice(pos, 0, kb);

            if (i == -1 && kb.attach)
                kb.attach(this.$editor);
        };

        this.removeKeyboardHandler = function (kb) {
            var i = this.$handlers.indexOf(kb);
            if (i == -1)
                return false;
            this.$handlers.splice(i, 1);
            kb.detach && kb.detach(this.$editor);
            return true;
        };

        this.getKeyboardHandler = function () {
            return this.$handlers[this.$handlers.length - 1];
        };

        this.getStatusText = function () {
            var data = this.$data;
            var editor = data.editor;
            return this.$handlers.map(function (h) {
                return h.getStatusText && h.getStatusText(editor, data) || "";
            }).filter(Boolean).join(" ");
        };

        this.$callKeyboardHandlers = function (hashId, keyString, keyCode, e) {
            var toExecute;
            var success = false;
            var commands = this.$editor.commands;

            for (var i = this.$handlers.length; i--;) {
                toExecute = this.$handlers[i].handleKeyboard(
                    this.$data, hashId, keyString, keyCode, e
                );
                if (!toExecute || !toExecute.command)
                    continue;
                if (toExecute.command == "null") {
                    success = true;
                } else {
                    success = commands.exec(toExecute.command, this.$editor, toExecute.args, e);
                }
                if (success && e && hashId != -1 &&
                    toExecute.passEvent != true && toExecute.command.passEvent != true
                ) {
                    event.stopEvent(e);
                }
                if (success)
                    break;
            }

            if (!success && hashId == -1) {
                toExecute = {command: "insertstring"};
                success = commands.exec("insertstring", this.$editor, keyString);
            }

            if (success && this.$editor._signal)
                this.$editor._signal("keyboardActivity", toExecute);

            return success;
        };

        this.onCommandKey = function (e, hashId, keyCode) {
            var keyString = keyUtil.keyCodeToString(keyCode);
            this.$callKeyboardHandlers(hashId, keyString, keyCode, e);
        };

        this.onTextInput = function (text) {
            this.$callKeyboardHandlers(-1, text);
        };

    }).call(KeyBinding.prototype);

    exports.KeyBinding = KeyBinding;
});

define("ace/lib/bidiutil", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    var ArabicAlefBetIntervalsBegine = ['\u0621', '\u0641'];
    var ArabicAlefBetIntervalsEnd = ['\u063A', '\u064a'];
    var dir = 0, hiLevel = 0;
    var lastArabic = false, hasUBAT_AL = false, hasUBAT_B = false, hasUBAT_S = false, hasBlockSep = false,
        hasSegSep = false;

    var impTab_LTR = [[0, 3, 0, 1, 0, 0, 0], [0, 3, 0, 1, 2, 2, 0], [0, 3, 0, 0x11, 2, 0, 1], [0, 3, 5, 5, 4, 1, 0], [0, 3, 0x15, 0x15, 4, 0, 1], [0, 3, 5, 5, 4, 2, 0]
    ];

    var impTab_RTL = [[2, 0, 1, 1, 0, 1, 0], [2, 0, 1, 1, 0, 2, 0], [2, 0, 2, 1, 3, 2, 0], [2, 0, 2, 0x21, 3, 1, 1]
    ];

    var LTR = 0, RTL = 1;

    var L = 0;
    var R = 1;
    var EN = 2;
    var AN = 3;
    var ON = 4;
    var B = 5;
    var S = 6;
    var AL = 7;
    var WS = 8;
    var CS = 9;
    var ES = 10;
    var ET = 11;
    var NSM = 12;
    var LRE = 13;
    var RLE = 14;
    var PDF = 15;
    var LRO = 16;
    var RLO = 17;
    var BN = 18;

    var UnicodeTBL00 = [
        BN, BN, BN, BN, BN, BN, BN, BN, BN, S, B, S, WS, B, BN, BN,
        BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, B, B, B, S,
        WS, ON, ON, ET, ET, ET, ON, ON, ON, ON, ON, ES, CS, ES, CS, CS,
        EN, EN, EN, EN, EN, EN, EN, EN, EN, EN, CS, ON, ON, ON, ON, ON,
        ON, L, L, L, L, L, L, L, L, L, L, L, L, L, L, L,
        L, L, L, L, L, L, L, L, L, L, L, ON, ON, ON, ON, ON,
        ON, L, L, L, L, L, L, L, L, L, L, L, L, L, L, L,
        L, L, L, L, L, L, L, L, L, L, L, ON, ON, ON, ON, BN,
        BN, BN, BN, BN, BN, B, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN,
        BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN, BN,
        CS, ON, ET, ET, ET, ET, ON, ON, ON, ON, L, ON, ON, BN, ON, ON,
        ET, ET, EN, EN, ON, L, ON, ON, ON, EN, L, ON, ON, ON, ON, ON
    ];

    var UnicodeTBL20 = [
        WS, WS, WS, WS, WS, WS, WS, WS, WS, WS, WS, BN, BN, BN, L, R,
        ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON,
        ON, ON, ON, ON, ON, ON, ON, ON, WS, B, LRE, RLE, PDF, LRO, RLO, CS,
        ET, ET, ET, ET, ET, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON,
        ON, ON, ON, ON, CS, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON,
        ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, ON, WS
    ];

    function _computeLevels(chars, levels, len, charTypes) {
        var impTab = dir ? impTab_RTL : impTab_LTR
            , prevState = null, newClass = null, newLevel = null, newState = 0
            , action = null, cond = null, condPos = -1, i = null, ix = null, classes = [];

        if (!charTypes) {
            for (i = 0, charTypes = []; i < len; i++) {
                charTypes[i] = _getCharacterType(chars[i]);
            }
        }
        hiLevel = dir;
        lastArabic = false;
        hasUBAT_AL = false;
        hasUBAT_B = false;
        hasUBAT_S = false;
        for (ix = 0; ix < len; ix++) {
            prevState = newState;
            classes[ix] = newClass = _getCharClass(chars, charTypes, classes, ix);
            newState = impTab[prevState][newClass];
            action = newState & 0xF0;
            newState &= 0x0F;
            levels[ix] = newLevel = impTab[newState][5];
            if (action > 0) {
                if (action == 0x10) {
                    for (i = condPos; i < ix; i++) {
                        levels[i] = 1;
                    }
                    condPos = -1;
                } else {
                    condPos = -1;
                }
            }
            cond = impTab[newState][6];
            if (cond) {
                if (condPos == -1) {
                    condPos = ix;
                }
            } else {
                if (condPos > -1) {
                    for (i = condPos; i < ix; i++) {
                        levels[i] = newLevel;
                    }
                    condPos = -1;
                }
            }
            if (charTypes[ix] == B) {
                levels[ix] = 0;
            }
            hiLevel |= newLevel;
        }
        if (hasUBAT_S) {
            for (i = 0; i < len; i++) {
                if (charTypes[i] == S) {
                    levels[i] = dir;
                    for (var j = i - 1; j >= 0; j--) {
                        if (charTypes[j] == WS) {
                            levels[j] = dir;
                        } else {
                            break;
                        }
                    }
                }
            }
        }
    }

    function _invertLevel(lev, levels, _array) {
        if (hiLevel < lev) {
            return;
        }
        if (lev == 1 && dir == RTL && !hasUBAT_B) {
            _array.reverse();
            return;
        }
        var len = _array.length, start = 0, end, lo, hi, tmp;
        while (start < len) {
            if (levels[start] >= lev) {
                end = start + 1;
                while (end < len && levels[end] >= lev) {
                    end++;
                }
                for (lo = start, hi = end - 1; lo < hi; lo++, hi--) {
                    tmp = _array[lo];
                    _array[lo] = _array[hi];
                    _array[hi] = tmp;
                }
                start = end;
            }
            start++;
        }
    }

    function _getCharClass(chars, types, classes, ix) {
        var cType = types[ix], wType, nType, len, i;
        switch (cType) {
            case L:
            case R:
                lastArabic = false;
            case ON:
            case AN:
                return cType;
            case EN:
                return lastArabic ? AN : EN;
            case AL:
                lastArabic = true;
                hasUBAT_AL = true;
                return R;
            case WS:
                return ON;
            case CS:
                if (ix < 1 || (ix + 1) >= types.length ||
                    ((wType = classes[ix - 1]) != EN && wType != AN) ||
                    ((nType = types[ix + 1]) != EN && nType != AN)) {
                    return ON;
                }
                if (lastArabic) {
                    nType = AN;
                }
                return nType == wType ? nType : ON;
            case ES:
                wType = ix > 0 ? classes[ix - 1] : B;
                if (wType == EN && (ix + 1) < types.length && types[ix + 1] == EN) {
                    return EN;
                }
                return ON;
            case ET:
                if (ix > 0 && classes[ix - 1] == EN) {
                    return EN;
                }
                if (lastArabic) {
                    return ON;
                }
                i = ix + 1;
                len = types.length;
                while (i < len && types[i] == ET) {
                    i++;
                }
                if (i < len && types[i] == EN) {
                    return EN;
                }
                return ON;
            case NSM:
                len = types.length;
                i = ix + 1;
                while (i < len && types[i] == NSM) {
                    i++;
                }
                if (i < len) {
                    var c = chars[ix], rtlCandidate = (c >= 0x0591 && c <= 0x08FF) || c == 0xFB1E;

                    wType = types[i];
                    if (rtlCandidate && (wType == R || wType == AL)) {
                        return R;
                    }
                }

                if (ix < 1 || (wType = types[ix - 1]) == B) {
                    return ON;
                }
                return classes[ix - 1];
            case B:
                lastArabic = false;
                hasUBAT_B = true;
                return dir;
            case S:
                hasUBAT_S = true;
                return ON;
            case LRE:
            case RLE:
            case LRO:
            case RLO:
            case PDF:
                lastArabic = false;
            case BN:
                return ON;
        }
    }

    function _getCharacterType(ch) {
        var uc = ch.charCodeAt(0), hi = uc >> 8;

        if (hi == 0) {
            return ((uc > 0x00BF) ? L : UnicodeTBL00[uc]);
        } else if (hi == 5) {
            return (/[\u0591-\u05f4]/.test(ch) ? R : L);
        } else if (hi == 6) {
            if (/[\u0610-\u061a\u064b-\u065f\u06d6-\u06e4\u06e7-\u06ed]/.test(ch))
                return NSM;
            else if (/[\u0660-\u0669\u066b-\u066c]/.test(ch))
                return AN;
            else if (uc == 0x066A)
                return ET;
            else if (/[\u06f0-\u06f9]/.test(ch))
                return EN;
            else
                return AL;
        } else if (hi == 0x20 && uc <= 0x205F) {
            return UnicodeTBL20[uc & 0xFF];
        } else if (hi == 0xFE) {
            return (uc >= 0xFE70 ? AL : ON);
        }
        return ON;
    }

    function _isArabicDiacritics(ch) {
        return (ch >= '\u064b' && ch <= '\u0655');
    }

    exports.L = L;
    exports.R = R;
    exports.EN = EN;
    exports.ON_R = 3;
    exports.AN = 4;
    exports.R_H = 5;
    exports.B = 6;

    exports.DOT = "\xB7";
    exports.doBidiReorder = function (text, textCharTypes, isRtl) {
        if (text.length < 2)
            return {};

        var chars = text.split(""), logicalFromVisual = new Array(chars.length),
            bidiLevels = new Array(chars.length), levels = [];

        dir = isRtl ? RTL : LTR;

        _computeLevels(chars, levels, chars.length, textCharTypes);

        for (var i = 0; i < logicalFromVisual.length; logicalFromVisual[i] = i, i++) ;

        _invertLevel(2, levels, logicalFromVisual);
        _invertLevel(1, levels, logicalFromVisual);

        for (var i = 0; i < logicalFromVisual.length - 1; i++) { //fix levels to reflect character width
            if (textCharTypes[i] === AN) {
                levels[i] = exports.AN;
            } else if (levels[i] === R && ((textCharTypes[i] > AL && textCharTypes[i] < LRE)
                || textCharTypes[i] === ON || textCharTypes[i] === BN)) {
                levels[i] = exports.ON_R;
            } else if ((i > 0 && chars[i - 1] === '\u0644') && /\u0622|\u0623|\u0625|\u0627/.test(chars[i])) {
                levels[i - 1] = levels[i] = exports.R_H;
                i++;
            }
        }
        if (chars[chars.length - 1] === exports.DOT)
            levels[chars.length - 1] = exports.B;

        for (var i = 0; i < logicalFromVisual.length; i++) {
            bidiLevels[i] = levels[logicalFromVisual[i]];
        }

        return {'logicalFromVisual': logicalFromVisual, 'bidiLevels': bidiLevels};
    };
    exports.hasBidiCharacters = function (text, textCharTypes) {
        var ret = false;
        for (var i = 0; i < text.length; i++) {
            textCharTypes[i] = _getCharacterType(text.charAt(i));
            if (!ret && (textCharTypes[i] == R || textCharTypes[i] == AL))
                ret = true;
        }
        return ret;
    };
    exports.getVisualFromLogicalIdx = function (logIdx, rowMap) {
        for (var i = 0; i < rowMap.logicalFromVisual.length; i++) {
            if (rowMap.logicalFromVisual[i] == logIdx)
                return i;
        }
        return 0;
    };

});

define("ace/bidihandler", ["require", "exports", "module", "ace/lib/bidiutil", "ace/lib/lang", "ace/lib/useragent"], function (require, exports, module) {
    "use strict";

    var bidiUtil = require("./lib/bidiutil");
    var lang = require("./lib/lang");
    var useragent = require("./lib/useragent");
    var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
    var BidiHandler = function (session) {
        this.session = session;
        this.bidiMap = {};
        this.currentRow = null;
        this.bidiUtil = bidiUtil;
        this.charWidths = [];
        this.EOL = "\xAC";
        this.showInvisibles = true;
        this.isRtlDir = false;
        this.line = "";
        this.wrapIndent = 0;
        this.isLastRow = false;
        this.EOF = "\xB6";
        this.seenBidi = false;
    };

    (function () {
        this.isBidiRow = function (screenRow, docRow, splitIndex) {
            if (!this.seenBidi)
                return false;
            if (screenRow !== this.currentRow) {
                this.currentRow = screenRow;
                this.updateRowLine(docRow, splitIndex);
                this.updateBidiMap();
            }
            return this.bidiMap.bidiLevels;
        };

        this.onChange = function (delta) {
            if (!this.seenBidi) {
                if (delta.action == "insert" && bidiRE.test(delta.lines.join("\n"))) {
                    this.seenBidi = true;
                    this.currentRow = null;
                }
            } else {
                this.currentRow = null;
            }
        };

        this.getDocumentRow = function () {
            var docRow = 0;
            var rowCache = this.session.$screenRowCache;
            if (rowCache.length) {
                var index = this.session.$getRowCacheIndex(rowCache, this.currentRow);
                if (index >= 0)
                    docRow = this.session.$docRowCache[index];
            }

            return docRow;
        };

        this.getSplitIndex = function () {
            var splitIndex = 0;
            var rowCache = this.session.$screenRowCache;
            if (rowCache.length) {
                var currentIndex, prevIndex = this.session.$getRowCacheIndex(rowCache, this.currentRow);
                while (this.currentRow - splitIndex > 0) {
                    currentIndex = this.session.$getRowCacheIndex(rowCache, this.currentRow - splitIndex - 1);
                    if (currentIndex !== prevIndex)
                        break;

                    prevIndex = currentIndex;
                    splitIndex++;
                }
            }

            return splitIndex;
        };

        this.updateRowLine = function (docRow, splitIndex) {
            if (docRow === undefined)
                docRow = this.getDocumentRow();

            this.wrapIndent = 0;
            this.isLastRow = (docRow === this.session.getLength() - 1);
            this.line = this.session.getLine(docRow);
            if (this.session.$useWrapMode) {
                var splits = this.session.$wrapData[docRow];
                if (splits) {
                    if (splitIndex === undefined)
                        splitIndex = this.getSplitIndex();

                    if (splitIndex > 0 && splits.length) {
                        this.wrapIndent = splits.indent;
                        this.line = (splitIndex < splits.length) ?
                            this.line.substring(splits[splitIndex - 1], splits[splits.length - 1]) :
                            this.line.substring(splits[splits.length - 1]);
                    } else {
                        this.line = this.line.substring(0, splits[splitIndex]);
                    }
                }
            }
            var session = this.session, shift = 0, size;
            this.line = this.line.replace(/\t|[\u1100-\u2029, \u202F-\uFFE6]/g, function (ch, i) {
                if (ch === '\t' || session.isFullWidth(ch.charCodeAt(0))) {
                    size = (ch === '\t') ? session.getScreenTabSize(i + shift) : 2;
                    shift += size - 1;
                    return lang.stringRepeat(bidiUtil.DOT, size);
                }
                return ch;
            });
        };

        this.updateBidiMap = function () {
            var textCharTypes = [], endOfLine = this.isLastRow ? this.EOF : this.EOL;
            var line = this.line + (this.showInvisibles ? endOfLine : bidiUtil.DOT);
            if (bidiUtil.hasBidiCharacters(line, textCharTypes)) {
                this.bidiMap = bidiUtil.doBidiReorder(line, textCharTypes, this.isRtlDir);
            } else {
                this.bidiMap = {};
            }
        };
        this.markAsDirty = function () {
            this.currentRow = null;
        };
        this.updateCharacterWidths = function (fontMetrics) {
            if (!this.seenBidi)
                return;
            if (this.characterWidth === fontMetrics.$characterSize.width)
                return;

            var characterWidth = this.characterWidth = fontMetrics.$characterSize.width;
            var bidiCharWidth = fontMetrics.$measureCharWidth("\u05d4");

            this.charWidths[bidiUtil.L] = this.charWidths[bidiUtil.EN] = this.charWidths[bidiUtil.ON_R] = characterWidth;
            this.charWidths[bidiUtil.R] = this.charWidths[bidiUtil.AN] = bidiCharWidth;
            this.charWidths[bidiUtil.R_H] = useragent.isChrome ? bidiCharWidth : bidiCharWidth * 0.45;
            this.charWidths[bidiUtil.B] = 0;

            this.currentRow = null;
        };

        this.getShowInvisibles = function () {
            return this.showInvisibles;
        };

        this.setShowInvisibles = function (showInvisibles) {
            this.showInvisibles = showInvisibles;
            this.currentRow = null;
        };

        this.setEolChar = function (eolChar) {
            this.EOL = eolChar;
        };

        this.setTextDir = function (isRtlDir) {
            this.isRtlDir = isRtlDir;
        };
        this.getPosLeft = function (col) {
            col -= this.wrapIndent;
            var visualIdx = bidiUtil.getVisualFromLogicalIdx(col > 0 ? col - 1 : 0, this.bidiMap),
                levels = this.bidiMap.bidiLevels, left = 0;

            if (col === 0 && levels[visualIdx] % 2 !== 0)
                visualIdx++;

            for (var i = 0; i < visualIdx; i++) {
                left += this.charWidths[levels[i]];
            }

            if (col !== 0 && levels[visualIdx] % 2 === 0)
                left += this.charWidths[levels[visualIdx]];

            if (this.wrapIndent)
                left += this.wrapIndent * this.charWidths[bidiUtil.L];

            return left;
        };
        this.getSelections = function (startCol, endCol) {
            var map = this.bidiMap, levels = map.bidiLevels, level,
                offset = this.wrapIndent * this.charWidths[bidiUtil.L], selections = [],
                selColMin = Math.min(startCol, endCol) - this.wrapIndent,
                selColMax = Math.max(startCol, endCol) - this.wrapIndent,
                isSelected = false, isSelectedPrev = false, selectionStart = 0;

            for (var logIdx, visIdx = 0; visIdx < levels.length; visIdx++) {
                logIdx = map.logicalFromVisual[visIdx];
                level = levels[visIdx];
                isSelected = (logIdx >= selColMin) && (logIdx < selColMax);
                if (isSelected && !isSelectedPrev) {
                    selectionStart = offset;
                } else if (!isSelected && isSelectedPrev) {
                    selections.push({left: selectionStart, width: offset - selectionStart});
                }
                offset += this.charWidths[level];
                isSelectedPrev = isSelected;
            }

            if (isSelected && (visIdx === levels.length)) {
                selections.push({left: selectionStart, width: offset - selectionStart});
            }

            return selections;
        };
        this.offsetToCol = function (posX) {
            var logicalIdx = 0, posX = Math.max(posX, 0),
                offset = 0, visualIdx = 0, levels = this.bidiMap.bidiLevels,
                charWidth = this.charWidths[levels[visualIdx]];

            if (this.wrapIndent) {
                posX -= this.wrapIndent * this.charWidths[bidiUtil.L];
            }

            while (posX > offset + charWidth / 2) {
                offset += charWidth;
                if (visualIdx === levels.length - 1) {
                    charWidth = 0;
                    break;
                }
                charWidth = this.charWidths[levels[++visualIdx]];
            }

            if (visualIdx > 0 && (levels[visualIdx - 1] % 2 !== 0) && (levels[visualIdx] % 2 === 0)) {
                if (posX < offset)
                    visualIdx--;
                logicalIdx = this.bidiMap.logicalFromVisual[visualIdx];

            } else if (visualIdx > 0 && (levels[visualIdx - 1] % 2 === 0) && (levels[visualIdx] % 2 !== 0)) {
                logicalIdx = 1 + ((posX > offset) ? this.bidiMap.logicalFromVisual[visualIdx]
                    : this.bidiMap.logicalFromVisual[visualIdx - 1]);

            } else if ((this.isRtlDir && visualIdx === levels.length - 1 && charWidth === 0 && (levels[visualIdx - 1] % 2 === 0))
                || (!this.isRtlDir && visualIdx === 0 && (levels[visualIdx] % 2 !== 0))) {
                logicalIdx = 1 + this.bidiMap.logicalFromVisual[visualIdx];
            } else {
                if (visualIdx > 0 && (levels[visualIdx - 1] % 2 !== 0) && charWidth !== 0)
                    visualIdx--;
                logicalIdx = this.bidiMap.logicalFromVisual[visualIdx];
            }

            return (logicalIdx + this.wrapIndent);
        };

    }).call(BidiHandler.prototype);

    exports.BidiHandler = BidiHandler;
});

define("ace/range", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";
    var comparePoints = function (p1, p2) {
        return p1.row - p2.row || p1.column - p2.column;
    };
    var Range = function (startRow, startColumn, endRow, endColumn) {
        this.start = {
            row: startRow,
            column: startColumn
        };

        this.end = {
            row: endRow,
            column: endColumn
        };
    };

    (function () {
        this.isEqual = function (range) {
            return this.start.row === range.start.row &&
                this.end.row === range.end.row &&
                this.start.column === range.start.column &&
                this.end.column === range.end.column;
        };
        this.toString = function () {
            return ("Range: [" + this.start.row + "/" + this.start.column +
                "] -> [" + this.end.row + "/" + this.end.column + "]");
        };

        this.contains = function (row, column) {
            return this.compare(row, column) == 0;
        };
        this.compareRange = function (range) {
            var cmp,
                end = range.end,
                start = range.start;

            cmp = this.compare(end.row, end.column);
            if (cmp == 1) {
                cmp = this.compare(start.row, start.column);
                if (cmp == 1) {
                    return 2;
                } else if (cmp == 0) {
                    return 1;
                } else {
                    return 0;
                }
            } else if (cmp == -1) {
                return -2;
            } else {
                cmp = this.compare(start.row, start.column);
                if (cmp == -1) {
                    return -1;
                } else if (cmp == 1) {
                    return 42;
                } else {
                    return 0;
                }
            }
        };
        this.comparePoint = function (p) {
            return this.compare(p.row, p.column);
        };
        this.containsRange = function (range) {
            return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
        };
        this.intersects = function (range) {
            var cmp = this.compareRange(range);
            return (cmp == -1 || cmp == 0 || cmp == 1);
        };
        this.isEnd = function (row, column) {
            return this.end.row == row && this.end.column == column;
        };
        this.isStart = function (row, column) {
            return this.start.row == row && this.start.column == column;
        };
        this.setStart = function (row, column) {
            if (typeof row == "object") {
                this.start.column = row.column;
                this.start.row = row.row;
            } else {
                this.start.row = row;
                this.start.column = column;
            }
        };
        this.setEnd = function (row, column) {
            if (typeof row == "object") {
                this.end.column = row.column;
                this.end.row = row.row;
            } else {
                this.end.row = row;
                this.end.column = column;
            }
        };
        this.inside = function (row, column) {
            if (this.compare(row, column) == 0) {
                if (this.isEnd(row, column) || this.isStart(row, column)) {
                    return false;
                } else {
                    return true;
                }
            }
            return false;
        };
        this.insideStart = function (row, column) {
            if (this.compare(row, column) == 0) {
                if (this.isEnd(row, column)) {
                    return false;
                } else {
                    return true;
                }
            }
            return false;
        };
        this.insideEnd = function (row, column) {
            if (this.compare(row, column) == 0) {
                if (this.isStart(row, column)) {
                    return false;
                } else {
                    return true;
                }
            }
            return false;
        };
        this.compare = function (row, column) {
            if (!this.isMultiLine()) {
                if (row === this.start.row) {
                    return column < this.start.column ? -1 : (column > this.end.column ? 1 : 0);
                }
            }

            if (row < this.start.row)
                return -1;

            if (row > this.end.row)
                return 1;

            if (this.start.row === row)
                return column >= this.start.column ? 0 : -1;

            if (this.end.row === row)
                return column <= this.end.column ? 0 : 1;

            return 0;
        };
        this.compareStart = function (row, column) {
            if (this.start.row == row && this.start.column == column) {
                return -1;
            } else {
                return this.compare(row, column);
            }
        };
        this.compareEnd = function (row, column) {
            if (this.end.row == row && this.end.column == column) {
                return 1;
            } else {
                return this.compare(row, column);
            }
        };
        this.compareInside = function (row, column) {
            if (this.end.row == row && this.end.column == column) {
                return 1;
            } else if (this.start.row == row && this.start.column == column) {
                return -1;
            } else {
                return this.compare(row, column);
            }
        };
        this.clipRows = function (firstRow, lastRow) {
            if (this.end.row > lastRow)
                var end = {row: lastRow + 1, column: 0};
            else if (this.end.row < firstRow)
                var end = {row: firstRow, column: 0};

            if (this.start.row > lastRow)
                var start = {row: lastRow + 1, column: 0};
            else if (this.start.row < firstRow)
                var start = {row: firstRow, column: 0};

            return Range.fromPoints(start || this.start, end || this.end);
        };
        this.extend = function (row, column) {
            var cmp = this.compare(row, column);

            if (cmp == 0)
                return this;
            else if (cmp == -1)
                var start = {row: row, column: column};
            else
                var end = {row: row, column: column};

            return Range.fromPoints(start || this.start, end || this.end);
        };

        this.isEmpty = function () {
            return (this.start.row === this.end.row && this.start.column === this.end.column);
        };
        this.isMultiLine = function () {
            return (this.start.row !== this.end.row);
        };
        this.clone = function () {
            return Range.fromPoints(this.start, this.end);
        };
        this.collapseRows = function () {
            if (this.end.column == 0)
                return new Range(this.start.row, 0, Math.max(this.start.row, this.end.row - 1), 0);
            else
                return new Range(this.start.row, 0, this.end.row, 0);
        };
        this.toScreenRange = function (session) {
            var screenPosStart = session.documentToScreenPosition(this.start);
            var screenPosEnd = session.documentToScreenPosition(this.end);

            return new Range(
                screenPosStart.row, screenPosStart.column,
                screenPosEnd.row, screenPosEnd.column
            );
        };
        this.moveBy = function (row, column) {
            this.start.row += row;
            this.start.column += column;
            this.end.row += row;
            this.end.column += column;
        };

    }).call(Range.prototype);
    Range.fromPoints = function (start, end) {
        return new Range(start.row, start.column, end.row, end.column);
    };
    Range.comparePoints = comparePoints;

    Range.comparePoints = function (p1, p2) {
        return p1.row - p2.row || p1.column - p2.column;
    };


    exports.Range = Range;
});

define("ace/selection", ["require", "exports", "module", "ace/lib/oop", "ace/lib/lang", "ace/lib/event_emitter", "ace/range"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var lang = require("./lib/lang");
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var Range = require("./range").Range;
    var Selection = function (session) {
        this.session = session;
        this.doc = session.getDocument();

        this.clearSelection();
        this.lead = this.selectionLead = this.doc.createAnchor(0, 0);
        this.anchor = this.selectionAnchor = this.doc.createAnchor(0, 0);

        var self = this;
        this.lead.on("change", function (e) {
            self._emit("changeCursor");
            if (!self.$isEmpty)
                self._emit("changeSelection");
            if (!self.$keepDesiredColumnOnChange && e.old.column != e.value.column)
                self.$desiredColumn = null;
        });

        this.selectionAnchor.on("change", function () {
            if (!self.$isEmpty)
                self._emit("changeSelection");
        });
    };

    (function () {

        oop.implement(this, EventEmitter);
        this.isEmpty = function () {
            return (this.$isEmpty || (
                this.anchor.row == this.lead.row &&
                this.anchor.column == this.lead.column
            ));
        };
        this.isMultiLine = function () {
            if (this.isEmpty()) {
                return false;
            }

            return this.getRange().isMultiLine();
        };
        this.getCursor = function () {
            return this.lead.getPosition();
        };
        this.setSelectionAnchor = function (row, column) {
            this.anchor.setPosition(row, column);

            if (this.$isEmpty) {
                this.$isEmpty = false;
                this._emit("changeSelection");
            }
        };
        this.getSelectionAnchor = function () {
            if (this.$isEmpty)
                return this.getSelectionLead();
            else
                return this.anchor.getPosition();
        };
        this.getSelectionLead = function () {
            return this.lead.getPosition();
        };
        this.shiftSelection = function (columns) {
            if (this.$isEmpty) {
                this.moveCursorTo(this.lead.row, this.lead.column + columns);
                return;
            }

            var anchor = this.getSelectionAnchor();
            var lead = this.getSelectionLead();

            var isBackwards = this.isBackwards();

            if (!isBackwards || anchor.column !== 0)
                this.setSelectionAnchor(anchor.row, anchor.column + columns);

            if (isBackwards || lead.column !== 0) {
                this.$moveSelection(function () {
                    this.moveCursorTo(lead.row, lead.column + columns);
                });
            }
        };
        this.isBackwards = function () {
            var anchor = this.anchor;
            var lead = this.lead;
            return (anchor.row > lead.row || (anchor.row == lead.row && anchor.column > lead.column));
        };
        this.getRange = function () {
            var anchor = this.anchor;
            var lead = this.lead;

            if (this.isEmpty())
                return Range.fromPoints(lead, lead);

            if (this.isBackwards()) {
                return Range.fromPoints(lead, anchor);
            } else {
                return Range.fromPoints(anchor, lead);
            }
        };
        this.clearSelection = function () {
            if (!this.$isEmpty) {
                this.$isEmpty = true;
                this._emit("changeSelection");
            }
        };
        this.selectAll = function () {
            var lastRow = this.doc.getLength() - 1;
            this.setSelectionAnchor(0, 0);
            this.moveCursorTo(lastRow, this.doc.getLine(lastRow).length);
        };
        this.setRange =
            this.setSelectionRange = function (range, reverse) {
                if (reverse) {
                    this.setSelectionAnchor(range.end.row, range.end.column);
                    this.selectTo(range.start.row, range.start.column);
                } else {
                    this.setSelectionAnchor(range.start.row, range.start.column);
                    this.selectTo(range.end.row, range.end.column);
                }
                if (this.getRange().isEmpty())
                    this.$isEmpty = true;
                this.$desiredColumn = null;
            };

        this.$moveSelection = function (mover) {
            var lead = this.lead;
            if (this.$isEmpty)
                this.setSelectionAnchor(lead.row, lead.column);

            mover.call(this);
        };
        this.selectTo = function (row, column) {
            this.$moveSelection(function () {
                this.moveCursorTo(row, column);
            });
        };
        this.selectToPosition = function (pos) {
            this.$moveSelection(function () {
                this.moveCursorToPosition(pos);
            });
        };
        this.moveTo = function (row, column) {
            this.clearSelection();
            this.moveCursorTo(row, column);
        };
        this.moveToPosition = function (pos) {
            this.clearSelection();
            this.moveCursorToPosition(pos);
        };
        this.selectUp = function () {
            this.$moveSelection(this.moveCursorUp);
        };
        this.selectDown = function () {
            this.$moveSelection(this.moveCursorDown);
        };
        this.selectRight = function () {
            this.$moveSelection(this.moveCursorRight);
        };
        this.selectLeft = function () {
            this.$moveSelection(this.moveCursorLeft);
        };
        this.selectLineStart = function () {
            this.$moveSelection(this.moveCursorLineStart);
        };
        this.selectLineEnd = function () {
            this.$moveSelection(this.moveCursorLineEnd);
        };
        this.selectFileEnd = function () {
            this.$moveSelection(this.moveCursorFileEnd);
        };
        this.selectFileStart = function () {
            this.$moveSelection(this.moveCursorFileStart);
        };
        this.selectWordRight = function () {
            this.$moveSelection(this.moveCursorWordRight);
        };
        this.selectWordLeft = function () {
            this.$moveSelection(this.moveCursorWordLeft);
        };
        this.getWordRange = function (row, column) {
            if (typeof column == "undefined") {
                var cursor = row || this.lead;
                row = cursor.row;
                column = cursor.column;
            }
            return this.session.getWordRange(row, column);
        };
        this.selectWord = function () {
            this.setSelectionRange(this.getWordRange());
        };
        this.selectAWord = function () {
            var cursor = this.getCursor();
            var range = this.session.getAWordRange(cursor.row, cursor.column);
            this.setSelectionRange(range);
        };

        this.getLineRange = function (row, excludeLastChar) {
            var rowStart = typeof row == "number" ? row : this.lead.row;
            var rowEnd;

            var foldLine = this.session.getFoldLine(rowStart);
            if (foldLine) {
                rowStart = foldLine.start.row;
                rowEnd = foldLine.end.row;
            } else {
                rowEnd = rowStart;
            }
            if (excludeLastChar === true)
                return new Range(rowStart, 0, rowEnd, this.session.getLine(rowEnd).length);
            else
                return new Range(rowStart, 0, rowEnd + 1, 0);
        };
        this.selectLine = function () {
            this.setSelectionRange(this.getLineRange());
        };
        this.moveCursorUp = function () {
            this.moveCursorBy(-1, 0);
        };
        this.moveCursorDown = function () {
            this.moveCursorBy(1, 0);
        };
        this.wouldMoveIntoSoftTab = function (cursor, tabSize, direction) {
            var start = cursor.column;
            var end = cursor.column + tabSize;

            if (direction < 0) {
                start = cursor.column - tabSize;
                end = cursor.column;
            }
            return this.session.isTabStop(cursor) && this.doc.getLine(cursor.row).slice(start, end).split(" ").length - 1 == tabSize;
        };
        this.moveCursorLeft = function () {
            var cursor = this.lead.getPosition(),
                fold;

            if (fold = this.session.getFoldAt(cursor.row, cursor.column, -1)) {
                this.moveCursorTo(fold.start.row, fold.start.column);
            } else if (cursor.column === 0) {
                if (cursor.row > 0) {
                    this.moveCursorTo(cursor.row - 1, this.doc.getLine(cursor.row - 1).length);
                }
            } else {
                var tabSize = this.session.getTabSize();
                if (this.wouldMoveIntoSoftTab(cursor, tabSize, -1) && !this.session.getNavigateWithinSoftTabs()) {
                    this.moveCursorBy(0, -tabSize);
                } else {
                    this.moveCursorBy(0, -1);
                }
            }
        };
        this.moveCursorRight = function () {
            var cursor = this.lead.getPosition(),
                fold;
            if (fold = this.session.getFoldAt(cursor.row, cursor.column, 1)) {
                this.moveCursorTo(fold.end.row, fold.end.column);
            } else if (this.lead.column == this.doc.getLine(this.lead.row).length) {
                if (this.lead.row < this.doc.getLength() - 1) {
                    this.moveCursorTo(this.lead.row + 1, 0);
                }
            } else {
                var tabSize = this.session.getTabSize();
                var cursor = this.lead;
                if (this.wouldMoveIntoSoftTab(cursor, tabSize, 1) && !this.session.getNavigateWithinSoftTabs()) {
                    this.moveCursorBy(0, tabSize);
                } else {
                    this.moveCursorBy(0, 1);
                }
            }
        };
        this.moveCursorLineStart = function () {
            var row = this.lead.row;
            var column = this.lead.column;
            var screenRow = this.session.documentToScreenRow(row, column);
            var firstColumnPosition = this.session.screenToDocumentPosition(screenRow, 0);
            var beforeCursor = this.session.getDisplayLine(
                row, null, firstColumnPosition.row,
                firstColumnPosition.column
            );

            var leadingSpace = beforeCursor.match(/^\s*/);
            if (leadingSpace[0].length != column && !this.session.$useEmacsStyleLineStart)
                firstColumnPosition.column += leadingSpace[0].length;
            this.moveCursorToPosition(firstColumnPosition);
        };
        this.moveCursorLineEnd = function () {
            var lead = this.lead;
            var lineEnd = this.session.getDocumentLastRowColumnPosition(lead.row, lead.column);
            if (this.lead.column == lineEnd.column) {
                var line = this.session.getLine(lineEnd.row);
                if (lineEnd.column == line.length) {
                    var textEnd = line.search(/\s+$/);
                    if (textEnd > 0)
                        lineEnd.column = textEnd;
                }
            }

            this.moveCursorTo(lineEnd.row, lineEnd.column);
        };
        this.moveCursorFileEnd = function () {
            var row = this.doc.getLength() - 1;
            var column = this.doc.getLine(row).length;
            this.moveCursorTo(row, column);
        };
        this.moveCursorFileStart = function () {
            this.moveCursorTo(0, 0);
        };
        this.moveCursorLongWordRight = function () {
            var row = this.lead.row;
            var column = this.lead.column;
            var line = this.doc.getLine(row);
            var rightOfCursor = line.substring(column);

            var match;
            this.session.nonTokenRe.lastIndex = 0;
            this.session.tokenRe.lastIndex = 0;
            var fold = this.session.getFoldAt(row, column, 1);
            if (fold) {
                this.moveCursorTo(fold.end.row, fold.end.column);
                return;
            }
            if (match = this.session.nonTokenRe.exec(rightOfCursor)) {
                column += this.session.nonTokenRe.lastIndex;
                this.session.nonTokenRe.lastIndex = 0;
                rightOfCursor = line.substring(column);
            }
            if (column >= line.length) {
                this.moveCursorTo(row, line.length);
                this.moveCursorRight();
                if (row < this.doc.getLength() - 1)
                    this.moveCursorWordRight();
                return;
            }
            if (match = this.session.tokenRe.exec(rightOfCursor)) {
                column += this.session.tokenRe.lastIndex;
                this.session.tokenRe.lastIndex = 0;
            }

            this.moveCursorTo(row, column);
        };
        this.moveCursorLongWordLeft = function () {
            var row = this.lead.row;
            var column = this.lead.column;
            var fold;
            if (fold = this.session.getFoldAt(row, column, -1)) {
                this.moveCursorTo(fold.start.row, fold.start.column);
                return;
            }

            var str = this.session.getFoldStringAt(row, column, -1);
            if (str == null) {
                str = this.doc.getLine(row).substring(0, column);
            }

            var leftOfCursor = lang.stringReverse(str);
            var match;
            this.session.nonTokenRe.lastIndex = 0;
            this.session.tokenRe.lastIndex = 0;
            if (match = this.session.nonTokenRe.exec(leftOfCursor)) {
                column -= this.session.nonTokenRe.lastIndex;
                leftOfCursor = leftOfCursor.slice(this.session.nonTokenRe.lastIndex);
                this.session.nonTokenRe.lastIndex = 0;
            }
            if (column <= 0) {
                this.moveCursorTo(row, 0);
                this.moveCursorLeft();
                if (row > 0)
                    this.moveCursorWordLeft();
                return;
            }
            if (match = this.session.tokenRe.exec(leftOfCursor)) {
                column -= this.session.tokenRe.lastIndex;
                this.session.tokenRe.lastIndex = 0;
            }

            this.moveCursorTo(row, column);
        };

        this.$shortWordEndIndex = function (rightOfCursor) {
            var match, index = 0, ch;
            var whitespaceRe = /\s/;
            var tokenRe = this.session.tokenRe;

            tokenRe.lastIndex = 0;
            if (match = this.session.tokenRe.exec(rightOfCursor)) {
                index = this.session.tokenRe.lastIndex;
            } else {
                while ((ch = rightOfCursor[index]) && whitespaceRe.test(ch))
                    index++;

                if (index < 1) {
                    tokenRe.lastIndex = 0;
                    while ((ch = rightOfCursor[index]) && !tokenRe.test(ch)) {
                        tokenRe.lastIndex = 0;
                        index++;
                        if (whitespaceRe.test(ch)) {
                            if (index > 2) {
                                index--;
                                break;
                            } else {
                                while ((ch = rightOfCursor[index]) && whitespaceRe.test(ch))
                                    index++;
                                if (index > 2)
                                    break;
                            }
                        }
                    }
                }
            }
            tokenRe.lastIndex = 0;

            return index;
        };

        this.moveCursorShortWordRight = function () {
            var row = this.lead.row;
            var column = this.lead.column;
            var line = this.doc.getLine(row);
            var rightOfCursor = line.substring(column);

            var fold = this.session.getFoldAt(row, column, 1);
            if (fold)
                return this.moveCursorTo(fold.end.row, fold.end.column);

            if (column == line.length) {
                var l = this.doc.getLength();
                do {
                    row++;
                    rightOfCursor = this.doc.getLine(row);
                } while (row < l && /^\s*$/.test(rightOfCursor));

                if (!/^\s+/.test(rightOfCursor))
                    rightOfCursor = "";
                column = 0;
            }

            var index = this.$shortWordEndIndex(rightOfCursor);

            this.moveCursorTo(row, column + index);
        };

        this.moveCursorShortWordLeft = function () {
            var row = this.lead.row;
            var column = this.lead.column;

            var fold;
            if (fold = this.session.getFoldAt(row, column, -1))
                return this.moveCursorTo(fold.start.row, fold.start.column);

            var line = this.session.getLine(row).substring(0, column);
            if (column === 0) {
                do {
                    row--;
                    line = this.doc.getLine(row);
                } while (row > 0 && /^\s*$/.test(line));

                column = line.length;
                if (!/\s+$/.test(line))
                    line = "";
            }

            var leftOfCursor = lang.stringReverse(line);
            var index = this.$shortWordEndIndex(leftOfCursor);

            return this.moveCursorTo(row, column - index);
        };

        this.moveCursorWordRight = function () {
            if (this.session.$selectLongWords)
                this.moveCursorLongWordRight();
            else
                this.moveCursorShortWordRight();
        };

        this.moveCursorWordLeft = function () {
            if (this.session.$selectLongWords)
                this.moveCursorLongWordLeft();
            else
                this.moveCursorShortWordLeft();
        };
        this.moveCursorBy = function (rows, chars) {
            var screenPos = this.session.documentToScreenPosition(
                this.lead.row,
                this.lead.column
            );

            var offsetX;

            if (chars === 0) {
                if (rows !== 0) {
                    if (this.session.$bidiHandler.isBidiRow(screenPos.row, this.lead.row)) {
                        offsetX = this.session.$bidiHandler.getPosLeft(screenPos.column);
                        screenPos.column = Math.round(offsetX / this.session.$bidiHandler.charWidths[0]);
                    } else {
                        offsetX = screenPos.column * this.session.$bidiHandler.charWidths[0];
                    }
                }

                if (this.$desiredColumn)
                    screenPos.column = this.$desiredColumn;
                else
                    this.$desiredColumn = screenPos.column;
            }

            var docPos = this.session.screenToDocumentPosition(screenPos.row + rows, screenPos.column, offsetX);

            if (rows !== 0 && chars === 0 && docPos.row === this.lead.row && docPos.column === this.lead.column) {
                if (this.session.lineWidgets && this.session.lineWidgets[docPos.row]) {
                    if (docPos.row > 0 || rows > 0)
                        docPos.row++;
                }
            }
            this.moveCursorTo(docPos.row, docPos.column + chars, chars === 0);
        };
        this.moveCursorToPosition = function (position) {
            this.moveCursorTo(position.row, position.column);
        };
        this.moveCursorTo = function (row, column, keepDesiredColumn) {
            var fold = this.session.getFoldAt(row, column, 1);
            if (fold) {
                row = fold.start.row;
                column = fold.start.column;
            }

            this.$keepDesiredColumnOnChange = true;
            var line = this.session.getLine(row);
            if (/[\uDC00-\uDFFF]/.test(line.charAt(column)) && line.charAt(column - 1)) {
                if (this.lead.row == row && this.lead.column == column + 1)
                    column = column - 1;
                else
                    column = column + 1;
            }
            this.lead.setPosition(row, column);
            this.$keepDesiredColumnOnChange = false;

            if (!keepDesiredColumn)
                this.$desiredColumn = null;
        };
        this.moveCursorToScreen = function (row, column, keepDesiredColumn) {
            var pos = this.session.screenToDocumentPosition(row, column);
            this.moveCursorTo(pos.row, pos.column, keepDesiredColumn);
        };
        this.detach = function () {
            this.lead.detach();
            this.anchor.detach();
            this.session = this.doc = null;
        };

        this.fromOrientedRange = function (range) {
            this.setSelectionRange(range, range.cursor == range.start);
            this.$desiredColumn = range.desiredColumn || this.$desiredColumn;
        };

        this.toOrientedRange = function (range) {
            var r = this.getRange();
            if (range) {
                range.start.column = r.start.column;
                range.start.row = r.start.row;
                range.end.column = r.end.column;
                range.end.row = r.end.row;
            } else {
                range = r;
            }

            range.cursor = this.isBackwards() ? range.start : range.end;
            range.desiredColumn = this.$desiredColumn;
            return range;
        };
        this.getRangeOfMovements = function (func) {
            var start = this.getCursor();
            try {
                func(this);
                var end = this.getCursor();
                return Range.fromPoints(start, end);
            } catch (e) {
                return Range.fromPoints(start, start);
            } finally {
                this.moveCursorToPosition(start);
            }
        };

        this.toJSON = function () {
            if (this.rangeCount) {
                var data = this.ranges.map(function (r) {
                    var r1 = r.clone();
                    r1.isBackwards = r.cursor == r.start;
                    return r1;
                });
            } else {
                var data = this.getRange();
                data.isBackwards = this.isBackwards();
            }
            return data;
        };

        this.fromJSON = function (data) {
            if (data.start == undefined) {
                if (this.rangeList) {
                    this.toSingleRange(data[0]);
                    for (var i = data.length; i--;) {
                        var r = Range.fromPoints(data[i].start, data[i].end);
                        if (data[i].isBackwards)
                            r.cursor = r.start;
                        this.addRange(r, true);
                    }
                    return;
                } else
                    data = data[0];
            }
            if (this.rangeList)
                this.toSingleRange(data);
            this.setSelectionRange(data, data.isBackwards);
        };

        this.isEqual = function (data) {
            if ((data.length || this.rangeCount) && data.length != this.rangeCount)
                return false;
            if (!data.length || !this.ranges)
                return this.getRange().isEqual(data);

            for (var i = this.ranges.length; i--;) {
                if (!this.ranges[i].isEqual(data[i]))
                    return false;
            }
            return true;
        };

    }).call(Selection.prototype);

    exports.Selection = Selection;
});

define("ace/tokenizer", ["require", "exports", "module", "ace/config"], function (require, exports, module) {
    "use strict";

    var config = require("./config");
    var MAX_TOKEN_COUNT = 2000;
    var Tokenizer = function (rules) {
        this.states = rules;

        this.regExps = {};
        this.matchMappings = {};
        for (var key in this.states) {
            var state = this.states[key];
            var ruleRegExps = [];
            var matchTotal = 0;
            var mapping = this.matchMappings[key] = {defaultToken: "text"};
            var flag = "g";

            var splitterRurles = [];
            for (var i = 0; i < state.length; i++) {
                var rule = state[i];
                if (rule.defaultToken)
                    mapping.defaultToken = rule.defaultToken;
                if (rule.caseInsensitive)
                    flag = "gi";
                if (rule.regex == null)
                    continue;

                if (rule.regex instanceof RegExp)
                    rule.regex = rule.regex.toString().slice(1, -1);
                var adjustedregex = rule.regex;
                var matchcount = new RegExp("(?:(" + adjustedregex + ")|(.))").exec("a").length - 2;
                if (Array.isArray(rule.token)) {
                    if (rule.token.length == 1 || matchcount == 1) {
                        rule.token = rule.token[0];
                    } else if (matchcount - 1 != rule.token.length) {
                        this.reportError("number of classes and regexp groups doesn't match", {
                            rule: rule,
                            groupCount: matchcount - 1
                        });
                        rule.token = rule.token[0];
                    } else {
                        rule.tokenArray = rule.token;
                        rule.token = null;
                        rule.onMatch = this.$arrayTokens;
                    }
                } else if (typeof rule.token == "function" && !rule.onMatch) {
                    if (matchcount > 1)
                        rule.onMatch = this.$applyToken;
                    else
                        rule.onMatch = rule.token;
                }

                if (matchcount > 1) {
                    if (/\\\d/.test(rule.regex)) {
                        adjustedregex = rule.regex.replace(/\\([0-9]+)/g, function (match, digit) {
                            return "\\" + (parseInt(digit, 10) + matchTotal + 1);
                        });
                    } else {
                        matchcount = 1;
                        adjustedregex = this.removeCapturingGroups(rule.regex);
                    }
                    if (!rule.splitRegex && typeof rule.token != "string")
                        splitterRurles.push(rule); // flag will be known only at the very end
                }

                mapping[matchTotal] = i;
                matchTotal += matchcount;

                ruleRegExps.push(adjustedregex);
                if (!rule.onMatch)
                    rule.onMatch = null;
            }

            if (!ruleRegExps.length) {
                mapping[0] = 0;
                ruleRegExps.push("$");
            }

            splitterRurles.forEach(function (rule) {
                rule.splitRegex = this.createSplitterRegexp(rule.regex, flag);
            }, this);

            this.regExps[key] = new RegExp("(" + ruleRegExps.join(")|(") + ")|($)", flag);
        }
    };

    (function () {
        this.$setMaxTokenCount = function (m) {
            MAX_TOKEN_COUNT = m | 0;
        };

        this.$applyToken = function (str) {
            var values = this.splitRegex.exec(str).slice(1);
            var types = this.token.apply(this, values);
            if (typeof types === "string")
                return [{type: types, value: str}];

            var tokens = [];
            for (var i = 0, l = types.length; i < l; i++) {
                if (values[i])
                    tokens[tokens.length] = {
                        type: types[i],
                        value: values[i]
                    };
            }
            return tokens;
        };

        this.$arrayTokens = function (str) {
            if (!str)
                return [];
            var values = this.splitRegex.exec(str);
            if (!values)
                return "text";
            var tokens = [];
            var types = this.tokenArray;
            for (var i = 0, l = types.length; i < l; i++) {
                if (values[i + 1])
                    tokens[tokens.length] = {
                        type: types[i],
                        value: values[i + 1]
                    };
            }
            return tokens;
        };

        this.removeCapturingGroups = function (src) {
            var r = src.replace(
                /\[(?:\\.|[^\]])*?\]|\\.|\(\?[:=!]|(\()/g,
                function (x, y) {
                    return y ? "(?:" : x;
                }
            );
            return r;
        };

        this.createSplitterRegexp = function (src, flag) {
            if (src.indexOf("(?=") != -1) {
                var stack = 0;
                var inChClass = false;
                var lastCapture = {};
                src.replace(/(\\.)|(\((?:\?[=!])?)|(\))|([\[\]])/g, function (
                    m, esc, parenOpen, parenClose, square, index
                ) {
                    if (inChClass) {
                        inChClass = square != "]";
                    } else if (square) {
                        inChClass = true;
                    } else if (parenClose) {
                        if (stack == lastCapture.stack) {
                            lastCapture.end = index + 1;
                            lastCapture.stack = -1;
                        }
                        stack--;
                    } else if (parenOpen) {
                        stack++;
                        if (parenOpen.length != 1) {
                            lastCapture.stack = stack;
                            lastCapture.start = index;
                        }
                    }
                    return m;
                });

                if (lastCapture.end != null && /^\)*$/.test(src.substr(lastCapture.end)))
                    src = src.substring(0, lastCapture.start) + src.substr(lastCapture.end);
            }
            if (src.charAt(0) != "^") src = "^" + src;
            if (src.charAt(src.length - 1) != "$") src += "$";

            return new RegExp(src, (flag || "").replace("g", ""));
        };
        this.getLineTokens = function (line, startState) {
            if (startState && typeof startState != "string") {
                var stack = startState.slice(0);
                startState = stack[0];
                if (startState === "#tmp") {
                    stack.shift();
                    startState = stack.shift();
                }
            } else
                var stack = [];

            var currentState = startState || "start";
            var state = this.states[currentState];
            if (!state) {
                currentState = "start";
                state = this.states[currentState];
            }
            var mapping = this.matchMappings[currentState];
            var re = this.regExps[currentState];
            re.lastIndex = 0;

            var match, tokens = [];
            var lastIndex = 0;
            var matchAttempts = 0;

            var token = {type: null, value: ""};

            while (match = re.exec(line)) {
                var type = mapping.defaultToken;
                var rule = null;
                var value = match[0];
                var index = re.lastIndex;

                if (index - value.length > lastIndex) {
                    var skipped = line.substring(lastIndex, index - value.length);
                    if (token.type == type) {
                        token.value += skipped;
                    } else {
                        if (token.type)
                            tokens.push(token);
                        token = {type: type, value: skipped};
                    }
                }

                for (var i = 0; i < match.length - 2; i++) {
                    if (match[i + 1] === undefined)
                        continue;

                    rule = state[mapping[i]];

                    if (rule.onMatch)
                        type = rule.onMatch(value, currentState, stack, line);
                    else
                        type = rule.token;

                    if (rule.next) {
                        if (typeof rule.next == "string") {
                            currentState = rule.next;
                        } else {
                            currentState = rule.next(currentState, stack);
                        }

                        state = this.states[currentState];
                        if (!state) {
                            this.reportError("state doesn't exist", currentState);
                            currentState = "start";
                            state = this.states[currentState];
                        }
                        mapping = this.matchMappings[currentState];
                        lastIndex = index;
                        re = this.regExps[currentState];
                        re.lastIndex = index;
                    }
                    if (rule.consumeLineEnd)
                        lastIndex = index;
                    break;
                }

                if (value) {
                    if (typeof type === "string") {
                        if ((!rule || rule.merge !== false) && token.type === type) {
                            token.value += value;
                        } else {
                            if (token.type)
                                tokens.push(token);
                            token = {type: type, value: value};
                        }
                    } else if (type) {
                        if (token.type)
                            tokens.push(token);
                        token = {type: null, value: ""};
                        for (var i = 0; i < type.length; i++)
                            tokens.push(type[i]);
                    }
                }

                if (lastIndex == line.length)
                    break;

                lastIndex = index;

                if (matchAttempts++ > MAX_TOKEN_COUNT) {
                    if (matchAttempts > 2 * line.length) {
                        this.reportError("infinite loop with in ace tokenizer", {
                            startState: startState,
                            line: line
                        });
                    }
                    while (lastIndex < line.length) {
                        if (token.type)
                            tokens.push(token);
                        token = {
                            value: line.substring(lastIndex, lastIndex += 2000),
                            type: "overflow"
                        };
                    }
                    currentState = "start";
                    stack = [];
                    break;
                }
            }

            if (token.type)
                tokens.push(token);

            if (stack.length > 1) {
                if (stack[0] !== currentState)
                    stack.unshift("#tmp", currentState);
            }
            return {
                tokens: tokens,
                state: stack.length ? stack : currentState
            };
        };

        this.reportError = config.reportError;

    }).call(Tokenizer.prototype);

    exports.Tokenizer = Tokenizer;
});

define("ace/mode/text_highlight_rules", ["require", "exports", "module", "ace/lib/lang"], function (require, exports, module) {
    "use strict";

    var lang = require("../lib/lang");

    var TextHighlightRules = function () {

        this.$rules = {
            "start": [{
                token: "empty_line",
                regex: '^$'
            }, {
                defaultToken: "text"
            }]
        };
    };

    (function () {

        this.addRules = function (rules, prefix) {
            if (!prefix) {
                for (var key in rules)
                    this.$rules[key] = rules[key];
                return;
            }
            for (var key in rules) {
                var state = rules[key];
                for (var i = 0; i < state.length; i++) {
                    var rule = state[i];
                    if (rule.next || rule.onMatch) {
                        if (typeof rule.next == "string") {
                            if (rule.next.indexOf(prefix) !== 0)
                                rule.next = prefix + rule.next;
                        }
                        if (rule.nextState && rule.nextState.indexOf(prefix) !== 0)
                            rule.nextState = prefix + rule.nextState;
                    }
                }
                this.$rules[prefix + key] = state;
            }
        };

        this.getRules = function () {
            return this.$rules;
        };

        this.embedRules = function (HighlightRules, prefix, escapeRules, states, append) {
            var embedRules = typeof HighlightRules == "function"
                ? new HighlightRules().getRules()
                : HighlightRules;
            if (states) {
                for (var i = 0; i < states.length; i++)
                    states[i] = prefix + states[i];
            } else {
                states = [];
                for (var key in embedRules)
                    states.push(prefix + key);
            }

            this.addRules(embedRules, prefix);

            if (escapeRules) {
                var addRules = Array.prototype[append ? "push" : "unshift"];
                for (var i = 0; i < states.length; i++)
                    addRules.apply(this.$rules[states[i]], lang.deepCopy(escapeRules));
            }

            if (!this.$embeds)
                this.$embeds = [];
            this.$embeds.push(prefix);
        };

        this.getEmbeds = function () {
            return this.$embeds;
        };

        var pushState = function (currentState, stack) {
            if (currentState != "start" || stack.length)
                stack.unshift(this.nextState, currentState);
            return this.nextState;
        };
        var popState = function (currentState, stack) {
            stack.shift();
            return stack.shift() || "start";
        };

        this.normalizeRules = function () {
            var id = 0;
            var rules = this.$rules;

            function processState(key) {
                var state = rules[key];
                state.processed = true;
                for (var i = 0; i < state.length; i++) {
                    var rule = state[i];
                    var toInsert = null;
                    if (Array.isArray(rule)) {
                        toInsert = rule;
                        rule = {};
                    }
                    if (!rule.regex && rule.start) {
                        rule.regex = rule.start;
                        if (!rule.next)
                            rule.next = [];
                        rule.next.push({
                            defaultToken: rule.token
                        }, {
                            token: rule.token + ".end",
                            regex: rule.end || rule.start,
                            next: "pop"
                        });
                        rule.token = rule.token + ".start";
                        rule.push = true;
                    }
                    var next = rule.next || rule.push;
                    if (next && Array.isArray(next)) {
                        var stateName = rule.stateName;
                        if (!stateName) {
                            stateName = rule.token;
                            if (typeof stateName != "string")
                                stateName = stateName[0] || "";
                            if (rules[stateName])
                                stateName += id++;
                        }
                        rules[stateName] = next;
                        rule.next = stateName;
                        processState(stateName);
                    } else if (next == "pop") {
                        rule.next = popState;
                    }

                    if (rule.push) {
                        rule.nextState = rule.next || rule.push;
                        rule.next = pushState;
                        delete rule.push;
                    }

                    if (rule.rules) {
                        for (var r in rule.rules) {
                            if (rules[r]) {
                                if (rules[r].push)
                                    rules[r].push.apply(rules[r], rule.rules[r]);
                            } else {
                                rules[r] = rule.rules[r];
                            }
                        }
                    }
                    var includeName = typeof rule == "string" ? rule : rule.include;
                    if (includeName) {
                        if (Array.isArray(includeName))
                            toInsert = includeName.map(function (x) {
                                return rules[x];
                            });
                        else
                            toInsert = rules[includeName];
                    }

                    if (toInsert) {
                        var args = [i, 1].concat(toInsert);
                        if (rule.noEscape)
                            args = args.filter(function (x) {
                                return !x.next;
                            });
                        state.splice.apply(state, args);
                        i--;
                    }

                    if (rule.keywordMap) {
                        rule.token = this.createKeywordMapper(
                            rule.keywordMap, rule.defaultToken || "text", rule.caseInsensitive
                        );
                        delete rule.defaultToken;
                    }
                }
            }

            Object.keys(rules).forEach(processState, this);
        };

        this.createKeywordMapper = function (map, defaultToken, ignoreCase, splitChar) {
            var keywords = Object.create(null);
            Object.keys(map).forEach(function (className) {
                var a = map[className];
                if (ignoreCase)
                    a = a.toLowerCase();
                var list = a.split(splitChar || "|");
                for (var i = list.length; i--;)
                    keywords[list[i]] = className;
            });
            if (Object.getPrototypeOf(keywords)) {
                keywords.__proto__ = null;
            }
            this.$keywordList = Object.keys(keywords);
            map = null;
            return ignoreCase
                ? function (value) {
                    return keywords[value.toLowerCase()] || defaultToken;
                }
                : function (value) {
                    return keywords[value] || defaultToken;
                };
        };

        this.getKeywords = function () {
            return this.$keywords;
        };

    }).call(TextHighlightRules.prototype);

    exports.TextHighlightRules = TextHighlightRules;
});

define("ace/mode/behaviour", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    var Behaviour = function () {
        this.$behaviours = {};
    };

    (function () {

        this.add = function (name, action, callback) {
            switch (undefined) {
                case this.$behaviours:
                    this.$behaviours = {};
                case this.$behaviours[name]:
                    this.$behaviours[name] = {};
            }
            this.$behaviours[name][action] = callback;
        };

        this.addBehaviours = function (behaviours) {
            for (var key in behaviours) {
                for (var action in behaviours[key]) {
                    this.add(key, action, behaviours[key][action]);
                }
            }
        };

        this.remove = function (name) {
            if (this.$behaviours && this.$behaviours[name]) {
                delete this.$behaviours[name];
            }
        };

        this.inherit = function (mode, filter) {
            if (typeof mode === "function") {
                var behaviours = new mode().getBehaviours(filter);
            } else {
                var behaviours = mode.getBehaviours(filter);
            }
            this.addBehaviours(behaviours);
        };

        this.getBehaviours = function (filter) {
            if (!filter) {
                return this.$behaviours;
            } else {
                var ret = {};
                for (var i = 0; i < filter.length; i++) {
                    if (this.$behaviours[filter[i]]) {
                        ret[filter[i]] = this.$behaviours[filter[i]];
                    }
                }
                return ret;
            }
        };

    }).call(Behaviour.prototype);

    exports.Behaviour = Behaviour;
});

define("ace/token_iterator", ["require", "exports", "module", "ace/range"], function (require, exports, module) {
    "use strict";

    var Range = require("./range").Range;
    var TokenIterator = function (session, initialRow, initialColumn) {
        this.$session = session;
        this.$row = initialRow;
        this.$rowTokens = session.getTokens(initialRow);

        var token = session.getTokenAt(initialRow, initialColumn);
        this.$tokenIndex = token ? token.index : -1;
    };

    (function () {
        this.stepBackward = function () {
            this.$tokenIndex -= 1;

            while (this.$tokenIndex < 0) {
                this.$row -= 1;
                if (this.$row < 0) {
                    this.$row = 0;
                    return null;
                }

                this.$rowTokens = this.$session.getTokens(this.$row);
                this.$tokenIndex = this.$rowTokens.length - 1;
            }

            return this.$rowTokens[this.$tokenIndex];
        };
        this.stepForward = function () {
            this.$tokenIndex += 1;
            var rowCount;
            while (this.$tokenIndex >= this.$rowTokens.length) {
                this.$row += 1;
                if (!rowCount)
                    rowCount = this.$session.getLength();
                if (this.$row >= rowCount) {
                    this.$row = rowCount - 1;
                    return null;
                }

                this.$rowTokens = this.$session.getTokens(this.$row);
                this.$tokenIndex = 0;
            }

            return this.$rowTokens[this.$tokenIndex];
        };
        this.getCurrentToken = function () {
            return this.$rowTokens[this.$tokenIndex];
        };
        this.getCurrentTokenRow = function () {
            return this.$row;
        };
        this.getCurrentTokenColumn = function () {
            var rowTokens = this.$rowTokens;
            var tokenIndex = this.$tokenIndex;
            var column = rowTokens[tokenIndex].start;
            if (column !== undefined)
                return column;

            column = 0;
            while (tokenIndex > 0) {
                tokenIndex -= 1;
                column += rowTokens[tokenIndex].value.length;
            }

            return column;
        };
        this.getCurrentTokenPosition = function () {
            return {row: this.$row, column: this.getCurrentTokenColumn()};
        };
        this.getCurrentTokenRange = function () {
            var token = this.$rowTokens[this.$tokenIndex];
            var column = this.getCurrentTokenColumn();
            return new Range(this.$row, column, this.$row, column + token.value.length);
        };

    }).call(TokenIterator.prototype);

    exports.TokenIterator = TokenIterator;
});

define("ace/mode/behaviour/cstyle", ["require", "exports", "module", "ace/lib/oop", "ace/mode/behaviour", "ace/token_iterator", "ace/lib/lang"], function (require, exports, module) {
    "use strict";

    var oop = require("../../lib/oop");
    var Behaviour = require("../behaviour").Behaviour;
    var TokenIterator = require("../../token_iterator").TokenIterator;
    var lang = require("../../lib/lang");

    var SAFE_INSERT_IN_TOKENS =
        ["text", "paren.rparen", "punctuation.operator"];
    var SAFE_INSERT_BEFORE_TOKENS =
        ["text", "paren.rparen", "punctuation.operator", "comment"];

    var context;
    var contextCache = {};
    var defaultQuotes = {'"': '"', "'": "'"};

    var initContext = function (editor) {
        var id = -1;
        if (editor.multiSelect) {
            id = editor.selection.index;
            if (contextCache.rangeCount != editor.multiSelect.rangeCount)
                contextCache = {rangeCount: editor.multiSelect.rangeCount};
        }
        if (contextCache[id])
            return context = contextCache[id];
        context = contextCache[id] = {
            autoInsertedBrackets: 0,
            autoInsertedRow: -1,
            autoInsertedLineEnd: "",
            maybeInsertedBrackets: 0,
            maybeInsertedRow: -1,
            maybeInsertedLineStart: "",
            maybeInsertedLineEnd: ""
        };
    };

    var getWrapped = function (selection, selected, opening, closing) {
        var rowDiff = selection.end.row - selection.start.row;
        return {
            text: opening + selected + closing,
            selection: [
                0,
                selection.start.column + 1,
                rowDiff,
                selection.end.column + (rowDiff ? 0 : 1)
            ]
        };
    };

    var CstyleBehaviour = function (options) {
        this.add("braces", "insertion", function (state, action, editor, session, text) {
            var cursor = editor.getCursorPosition();
            var line = session.doc.getLine(cursor.row);
            if (text == '{') {
                initContext(editor);
                var selection = editor.getSelectionRange();
                var selected = session.doc.getTextRange(selection);
                if (selected !== "" && selected !== "{" && editor.getWrapBehavioursEnabled()) {
                    return getWrapped(selection, selected, '{', '}');
                } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
                    if (/[\]\}\)]/.test(line[cursor.column]) || editor.inMultiSelectMode || options && options.braces) {
                        CstyleBehaviour.recordAutoInsert(editor, session, "}");
                        return {
                            text: '{}',
                            selection: [1, 1]
                        };
                    } else {
                        CstyleBehaviour.recordMaybeInsert(editor, session, "{");
                        return {
                            text: '{',
                            selection: [1, 1]
                        };
                    }
                }
            } else if (text == '}') {
                initContext(editor);
                var rightChar = line.substring(cursor.column, cursor.column + 1);
                if (rightChar == '}') {
                    var matching = session.$findOpeningBracket('}', {column: cursor.column + 1, row: cursor.row});
                    if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                        CstyleBehaviour.popAutoInsertedClosing();
                        return {
                            text: '',
                            selection: [1, 1]
                        };
                    }
                }
            } else if (text == "\n" || text == "\r\n") {
                initContext(editor);
                var closing = "";
                if (CstyleBehaviour.isMaybeInsertedClosing(cursor, line)) {
                    closing = lang.stringRepeat("}", context.maybeInsertedBrackets);
                    CstyleBehaviour.clearMaybeInsertedClosing();
                }
                var rightChar = line.substring(cursor.column, cursor.column + 1);
                if (rightChar === '}') {
                    var openBracePos = session.findMatchingBracket({row: cursor.row, column: cursor.column + 1}, '}');
                    if (!openBracePos)
                        return null;
                    var next_indent = this.$getIndent(session.getLine(openBracePos.row));
                } else if (closing) {
                    var next_indent = this.$getIndent(line);
                } else {
                    CstyleBehaviour.clearMaybeInsertedClosing();
                    return;
                }
                var indent = next_indent + session.getTabString();

                return {
                    text: '\n' + indent + '\n' + next_indent + closing,
                    selection: [1, indent.length, 1, indent.length]
                };
            } else {
                CstyleBehaviour.clearMaybeInsertedClosing();
            }
        });

        this.add("braces", "deletion", function (state, action, editor, session, range) {
            var selected = session.doc.getTextRange(range);
            if (!range.isMultiLine() && selected == '{') {
                initContext(editor);
                var line = session.doc.getLine(range.start.row);
                var rightChar = line.substring(range.end.column, range.end.column + 1);
                if (rightChar == '}') {
                    range.end.column++;
                    return range;
                } else {
                    context.maybeInsertedBrackets--;
                }
            }
        });

        this.add("parens", "insertion", function (state, action, editor, session, text) {
            if (text == '(') {
                initContext(editor);
                var selection = editor.getSelectionRange();
                var selected = session.doc.getTextRange(selection);
                if (selected !== "" && editor.getWrapBehavioursEnabled()) {
                    return getWrapped(selection, selected, '(', ')');
                } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
                    CstyleBehaviour.recordAutoInsert(editor, session, ")");
                    return {
                        text: '()',
                        selection: [1, 1]
                    };
                }
            } else if (text == ')') {
                initContext(editor);
                var cursor = editor.getCursorPosition();
                var line = session.doc.getLine(cursor.row);
                var rightChar = line.substring(cursor.column, cursor.column + 1);
                if (rightChar == ')') {
                    var matching = session.$findOpeningBracket(')', {column: cursor.column + 1, row: cursor.row});
                    if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                        CstyleBehaviour.popAutoInsertedClosing();
                        return {
                            text: '',
                            selection: [1, 1]
                        };
                    }
                }
            }
        });

        this.add("parens", "deletion", function (state, action, editor, session, range) {
            var selected = session.doc.getTextRange(range);
            if (!range.isMultiLine() && selected == '(') {
                initContext(editor);
                var line = session.doc.getLine(range.start.row);
                var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
                if (rightChar == ')') {
                    range.end.column++;
                    return range;
                }
            }
        });

        this.add("brackets", "insertion", function (state, action, editor, session, text) {
            if (text == '[') {
                initContext(editor);
                var selection = editor.getSelectionRange();
                var selected = session.doc.getTextRange(selection);
                if (selected !== "" && editor.getWrapBehavioursEnabled()) {
                    return getWrapped(selection, selected, '[', ']');
                } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
                    CstyleBehaviour.recordAutoInsert(editor, session, "]");
                    return {
                        text: '[]',
                        selection: [1, 1]
                    };
                }
            } else if (text == ']') {
                initContext(editor);
                var cursor = editor.getCursorPosition();
                var line = session.doc.getLine(cursor.row);
                var rightChar = line.substring(cursor.column, cursor.column + 1);
                if (rightChar == ']') {
                    var matching = session.$findOpeningBracket(']', {column: cursor.column + 1, row: cursor.row});
                    if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                        CstyleBehaviour.popAutoInsertedClosing();
                        return {
                            text: '',
                            selection: [1, 1]
                        };
                    }
                }
            }
        });

        this.add("brackets", "deletion", function (state, action, editor, session, range) {
            var selected = session.doc.getTextRange(range);
            if (!range.isMultiLine() && selected == '[') {
                initContext(editor);
                var line = session.doc.getLine(range.start.row);
                var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
                if (rightChar == ']') {
                    range.end.column++;
                    return range;
                }
            }
        });

        this.add("string_dquotes", "insertion", function (state, action, editor, session, text) {
            var quotes = session.$mode.$quotes || defaultQuotes;
            if (text.length == 1 && quotes[text]) {
                if (this.lineCommentStart && this.lineCommentStart.indexOf(text) != -1)
                    return;
                initContext(editor);
                var quote = text;
                var selection = editor.getSelectionRange();
                var selected = session.doc.getTextRange(selection);
                if (selected !== "" && (selected.length != 1 || !quotes[selected]) && editor.getWrapBehavioursEnabled()) {
                    return getWrapped(selection, selected, quote, quote);
                } else if (!selected) {
                    var cursor = editor.getCursorPosition();
                    var line = session.doc.getLine(cursor.row);
                    var leftChar = line.substring(cursor.column - 1, cursor.column);
                    var rightChar = line.substring(cursor.column, cursor.column + 1);

                    var token = session.getTokenAt(cursor.row, cursor.column);
                    var rightToken = session.getTokenAt(cursor.row, cursor.column + 1);
                    if (leftChar == "\\" && token && /escape/.test(token.type))
                        return null;

                    var stringBefore = token && /string|escape/.test(token.type);
                    var stringAfter = !rightToken || /string|escape/.test(rightToken.type);

                    var pair;
                    if (rightChar == quote) {
                        pair = stringBefore !== stringAfter;
                        if (pair && /string\.end/.test(rightToken.type))
                            pair = false;
                    } else {
                        if (stringBefore && !stringAfter)
                            return null; // wrap string with different quote
                        if (stringBefore && stringAfter)
                            return null; // do not pair quotes inside strings
                        var wordRe = session.$mode.tokenRe;
                        wordRe.lastIndex = 0;
                        var isWordBefore = wordRe.test(leftChar);
                        wordRe.lastIndex = 0;
                        var isWordAfter = wordRe.test(leftChar);
                        if (isWordBefore || isWordAfter)
                            return null; // before or after alphanumeric
                        if (rightChar && !/[\s;,.})\]\\]/.test(rightChar))
                            return null; // there is rightChar and it isn't closing
                        pair = true;
                    }
                    return {
                        text: pair ? quote + quote : "",
                        selection: [1, 1]
                    };
                }
            }
        });

        this.add("string_dquotes", "deletion", function (state, action, editor, session, range) {
            var selected = session.doc.getTextRange(range);
            if (!range.isMultiLine() && (selected == '"' || selected == "'")) {
                initContext(editor);
                var line = session.doc.getLine(range.start.row);
                var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
                if (rightChar == selected) {
                    range.end.column++;
                    return range;
                }
            }
        });

    };


    CstyleBehaviour.isSaneInsertion = function (editor, session) {
        var cursor = editor.getCursorPosition();
        var iterator = new TokenIterator(session, cursor.row, cursor.column);
        if (!this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS)) {
            var iterator2 = new TokenIterator(session, cursor.row, cursor.column + 1);
            if (!this.$matchTokenType(iterator2.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS))
                return false;
        }
        iterator.stepForward();
        return iterator.getCurrentTokenRow() !== cursor.row ||
            this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_BEFORE_TOKENS);
    };

    CstyleBehaviour.$matchTokenType = function (token, types) {
        return types.indexOf(token.type || token) > -1;
    };

    CstyleBehaviour.recordAutoInsert = function (editor, session, bracket) {
        var cursor = editor.getCursorPosition();
        var line = session.doc.getLine(cursor.row);
        if (!this.isAutoInsertedClosing(cursor, line, context.autoInsertedLineEnd[0]))
            context.autoInsertedBrackets = 0;
        context.autoInsertedRow = cursor.row;
        context.autoInsertedLineEnd = bracket + line.substr(cursor.column);
        context.autoInsertedBrackets++;
    };

    CstyleBehaviour.recordMaybeInsert = function (editor, session, bracket) {
        var cursor = editor.getCursorPosition();
        var line = session.doc.getLine(cursor.row);
        if (!this.isMaybeInsertedClosing(cursor, line))
            context.maybeInsertedBrackets = 0;
        context.maybeInsertedRow = cursor.row;
        context.maybeInsertedLineStart = line.substr(0, cursor.column) + bracket;
        context.maybeInsertedLineEnd = line.substr(cursor.column);
        context.maybeInsertedBrackets++;
    };

    CstyleBehaviour.isAutoInsertedClosing = function (cursor, line, bracket) {
        return context.autoInsertedBrackets > 0 &&
            cursor.row === context.autoInsertedRow &&
            bracket === context.autoInsertedLineEnd[0] &&
            line.substr(cursor.column) === context.autoInsertedLineEnd;
    };

    CstyleBehaviour.isMaybeInsertedClosing = function (cursor, line) {
        return context.maybeInsertedBrackets > 0 &&
            cursor.row === context.maybeInsertedRow &&
            line.substr(cursor.column) === context.maybeInsertedLineEnd &&
            line.substr(0, cursor.column) == context.maybeInsertedLineStart;
    };

    CstyleBehaviour.popAutoInsertedClosing = function () {
        context.autoInsertedLineEnd = context.autoInsertedLineEnd.substr(1);
        context.autoInsertedBrackets--;
    };

    CstyleBehaviour.clearMaybeInsertedClosing = function () {
        if (context) {
            context.maybeInsertedBrackets = 0;
            context.maybeInsertedRow = -1;
        }
    };


    oop.inherits(CstyleBehaviour, Behaviour);

    exports.CstyleBehaviour = CstyleBehaviour;
});

define("ace/unicode", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";
    exports.packages = {};

    addUnicodePackage({
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        Lt: "01C501C801CB01F21F88-1F8F1F98-1F9F1FA8-1FAF1FBC1FCC1FFC",
        Lm: "02B0-02C102C6-02D102E0-02E402EC02EE0374037A0559064006E506E607F407F507FA081A0824082809710E460EC610FC17D718431AA71C78-1C7D1D2C-1D611D781D9B-1DBF2071207F2090-20942C7D2D6F2E2F30053031-3035303B309D309E30FC-30FEA015A4F8-A4FDA60CA67FA717-A71FA770A788A9CFAA70AADDFF70FF9EFF9F",
        Lo: "01BB01C0-01C3029405D0-05EA05F0-05F20621-063F0641-064A066E066F0671-06D306D506EE06EF06FA-06FC06FF07100712-072F074D-07A507B107CA-07EA0800-08150904-0939093D09500958-096109720979-097F0985-098C098F09900993-09A809AA-09B009B209B6-09B909BD09CE09DC09DD09DF-09E109F009F10A05-0A0A0A0F0A100A13-0A280A2A-0A300A320A330A350A360A380A390A59-0A5C0A5E0A72-0A740A85-0A8D0A8F-0A910A93-0AA80AAA-0AB00AB20AB30AB5-0AB90ABD0AD00AE00AE10B05-0B0C0B0F0B100B13-0B280B2A-0B300B320B330B35-0B390B3D0B5C0B5D0B5F-0B610B710B830B85-0B8A0B8E-0B900B92-0B950B990B9A0B9C0B9E0B9F0BA30BA40BA8-0BAA0BAE-0BB90BD00C05-0C0C0C0E-0C100C12-0C280C2A-0C330C35-0C390C3D0C580C590C600C610C85-0C8C0C8E-0C900C92-0CA80CAA-0CB30CB5-0CB90CBD0CDE0CE00CE10D05-0D0C0D0E-0D100D12-0D280D2A-0D390D3D0D600D610D7A-0D7F0D85-0D960D9A-0DB10DB3-0DBB0DBD0DC0-0DC60E01-0E300E320E330E40-0E450E810E820E840E870E880E8A0E8D0E94-0E970E99-0E9F0EA1-0EA30EA50EA70EAA0EAB0EAD-0EB00EB20EB30EBD0EC0-0EC40EDC0EDD0F000F40-0F470F49-0F6C0F88-0F8B1000-102A103F1050-1055105A-105D106110651066106E-10701075-1081108E10D0-10FA1100-1248124A-124D1250-12561258125A-125D1260-1288128A-128D1290-12B012B2-12B512B8-12BE12C012C2-12C512C8-12D612D8-13101312-13151318-135A1380-138F13A0-13F41401-166C166F-167F1681-169A16A0-16EA1700-170C170E-17111720-17311740-17511760-176C176E-17701780-17B317DC1820-18421844-18771880-18A818AA18B0-18F51900-191C1950-196D1970-19741980-19AB19C1-19C71A00-1A161A20-1A541B05-1B331B45-1B4B1B83-1BA01BAE1BAF1C00-1C231C4D-1C4F1C5A-1C771CE9-1CEC1CEE-1CF12135-21382D30-2D652D80-2D962DA0-2DA62DA8-2DAE2DB0-2DB62DB8-2DBE2DC0-2DC62DC8-2DCE2DD0-2DD62DD8-2DDE3006303C3041-3096309F30A1-30FA30FF3105-312D3131-318E31A0-31B731F0-31FF3400-4DB54E00-9FCBA000-A014A016-A48CA4D0-A4F7A500-A60BA610-A61FA62AA62BA66EA6A0-A6E5A7FB-A801A803-A805A807-A80AA80C-A822A840-A873A882-A8B3A8F2-A8F7A8FBA90A-A925A930-A946A960-A97CA984-A9B2AA00-AA28AA40-AA42AA44-AA4BAA60-AA6FAA71-AA76AA7AAA80-AAAFAAB1AAB5AAB6AAB9-AABDAAC0AAC2AADBAADCABC0-ABE2AC00-D7A3D7B0-D7C6D7CB-D7FBF900-FA2DFA30-FA6DFA70-FAD9FB1DFB1F-FB28FB2A-FB36FB38-FB3CFB3EFB40FB41FB43FB44FB46-FBB1FBD3-FD3DFD50-FD8FFD92-FDC7FDF0-FDFBFE70-FE74FE76-FEFCFF66-FF6FFF71-FF9DFFA0-FFBEFFC2-FFC7FFCA-FFCFFFD2-FFD7FFDA-FFDC",
        M: "0300-036F0483-04890591-05BD05BF05C105C205C405C505C70610-061A064B-065E067006D6-06DC06DE-06E406E706E806EA-06ED07110730-074A07A6-07B007EB-07F30816-0819081B-08230825-08270829-082D0900-0903093C093E-094E0951-0955096209630981-098309BC09BE-09C409C709C809CB-09CD09D709E209E30A01-0A030A3C0A3E-0A420A470A480A4B-0A4D0A510A700A710A750A81-0A830ABC0ABE-0AC50AC7-0AC90ACB-0ACD0AE20AE30B01-0B030B3C0B3E-0B440B470B480B4B-0B4D0B560B570B620B630B820BBE-0BC20BC6-0BC80BCA-0BCD0BD70C01-0C030C3E-0C440C46-0C480C4A-0C4D0C550C560C620C630C820C830CBC0CBE-0CC40CC6-0CC80CCA-0CCD0CD50CD60CE20CE30D020D030D3E-0D440D46-0D480D4A-0D4D0D570D620D630D820D830DCA0DCF-0DD40DD60DD8-0DDF0DF20DF30E310E34-0E3A0E47-0E4E0EB10EB4-0EB90EBB0EBC0EC8-0ECD0F180F190F350F370F390F3E0F3F0F71-0F840F860F870F90-0F970F99-0FBC0FC6102B-103E1056-1059105E-10601062-10641067-106D1071-10741082-108D108F109A-109D135F1712-17141732-1734175217531772177317B6-17D317DD180B-180D18A91920-192B1930-193B19B0-19C019C819C91A17-1A1B1A55-1A5E1A60-1A7C1A7F1B00-1B041B34-1B441B6B-1B731B80-1B821BA1-1BAA1C24-1C371CD0-1CD21CD4-1CE81CED1CF21DC0-1DE61DFD-1DFF20D0-20F02CEF-2CF12DE0-2DFF302A-302F3099309AA66F-A672A67CA67DA6F0A6F1A802A806A80BA823-A827A880A881A8B4-A8C4A8E0-A8F1A926-A92DA947-A953A980-A983A9B3-A9C0AA29-AA36AA43AA4CAA4DAA7BAAB0AAB2-AAB4AAB7AAB8AABEAABFAAC1ABE3-ABEAABECABEDFB1EFE00-FE0FFE20-FE26",
        Mn: "0300-036F0483-04870591-05BD05BF05C105C205C405C505C70610-061A064B-065E067006D6-06DC06DF-06E406E706E806EA-06ED07110730-074A07A6-07B007EB-07F30816-0819081B-08230825-08270829-082D0900-0902093C0941-0948094D0951-095509620963098109BC09C1-09C409CD09E209E30A010A020A3C0A410A420A470A480A4B-0A4D0A510A700A710A750A810A820ABC0AC1-0AC50AC70AC80ACD0AE20AE30B010B3C0B3F0B41-0B440B4D0B560B620B630B820BC00BCD0C3E-0C400C46-0C480C4A-0C4D0C550C560C620C630CBC0CBF0CC60CCC0CCD0CE20CE30D41-0D440D4D0D620D630DCA0DD2-0DD40DD60E310E34-0E3A0E47-0E4E0EB10EB4-0EB90EBB0EBC0EC8-0ECD0F180F190F350F370F390F71-0F7E0F80-0F840F860F870F90-0F970F99-0FBC0FC6102D-10301032-10371039103A103D103E10581059105E-10601071-1074108210851086108D109D135F1712-17141732-1734175217531772177317B7-17BD17C617C9-17D317DD180B-180D18A91920-19221927192819321939-193B1A171A181A561A58-1A5E1A601A621A65-1A6C1A73-1A7C1A7F1B00-1B031B341B36-1B3A1B3C1B421B6B-1B731B801B811BA2-1BA51BA81BA91C2C-1C331C361C371CD0-1CD21CD4-1CE01CE2-1CE81CED1DC0-1DE61DFD-1DFF20D0-20DC20E120E5-20F02CEF-2CF12DE0-2DFF302A-302F3099309AA66FA67CA67DA6F0A6F1A802A806A80BA825A826A8C4A8E0-A8F1A926-A92DA947-A951A980-A982A9B3A9B6-A9B9A9BCAA29-AA2EAA31AA32AA35AA36AA43AA4CAAB0AAB2-AAB4AAB7AAB8AABEAABFAAC1ABE5ABE8ABEDFB1EFE00-FE0FFE20-FE26",
        Mc: "0903093E-09400949-094C094E0982098309BE-09C009C709C809CB09CC09D70A030A3E-0A400A830ABE-0AC00AC90ACB0ACC0B020B030B3E0B400B470B480B4B0B4C0B570BBE0BBF0BC10BC20BC6-0BC80BCA-0BCC0BD70C01-0C030C41-0C440C820C830CBE0CC0-0CC40CC70CC80CCA0CCB0CD50CD60D020D030D3E-0D400D46-0D480D4A-0D4C0D570D820D830DCF-0DD10DD8-0DDF0DF20DF30F3E0F3F0F7F102B102C10311038103B103C105610571062-10641067-106D108310841087-108C108F109A-109C17B617BE-17C517C717C81923-19261929-192B193019311933-193819B0-19C019C819C91A19-1A1B1A551A571A611A631A641A6D-1A721B041B351B3B1B3D-1B411B431B441B821BA11BA61BA71BAA1C24-1C2B1C341C351CE11CF2A823A824A827A880A881A8B4-A8C3A952A953A983A9B4A9B5A9BAA9BBA9BD-A9C0AA2FAA30AA33AA34AA4DAA7BABE3ABE4ABE6ABE7ABE9ABEAABEC",
        Me: "0488048906DE20DD-20E020E2-20E4A670-A672",
        N: "0030-003900B200B300B900BC-00BE0660-066906F0-06F907C0-07C90966-096F09E6-09EF09F4-09F90A66-0A6F0AE6-0AEF0B66-0B6F0BE6-0BF20C66-0C6F0C78-0C7E0CE6-0CEF0D66-0D750E50-0E590ED0-0ED90F20-0F331040-10491090-10991369-137C16EE-16F017E0-17E917F0-17F91810-18191946-194F19D0-19DA1A80-1A891A90-1A991B50-1B591BB0-1BB91C40-1C491C50-1C5920702074-20792080-20892150-21822185-21892460-249B24EA-24FF2776-27932CFD30073021-30293038-303A3192-31953220-32293251-325F3280-328932B1-32BFA620-A629A6E6-A6EFA830-A835A8D0-A8D9A900-A909A9D0-A9D9AA50-AA59ABF0-ABF9FF10-FF19",
        Nd: "0030-00390660-066906F0-06F907C0-07C90966-096F09E6-09EF0A66-0A6F0AE6-0AEF0B66-0B6F0BE6-0BEF0C66-0C6F0CE6-0CEF0D66-0D6F0E50-0E590ED0-0ED90F20-0F291040-10491090-109917E0-17E91810-18191946-194F19D0-19DA1A80-1A891A90-1A991B50-1B591BB0-1BB91C40-1C491C50-1C59A620-A629A8D0-A8D9A900-A909A9D0-A9D9AA50-AA59ABF0-ABF9FF10-FF19",
        Nl: "16EE-16F02160-21822185-218830073021-30293038-303AA6E6-A6EF",
        No: "00B200B300B900BC-00BE09F4-09F90BF0-0BF20C78-0C7E0D70-0D750F2A-0F331369-137C17F0-17F920702074-20792080-20892150-215F21892460-249B24EA-24FF2776-27932CFD3192-31953220-32293251-325F3280-328932B1-32BFA830-A835",
        P: "0021-00230025-002A002C-002F003A003B003F0040005B-005D005F007B007D00A100AB00B700BB00BF037E0387055A-055F0589058A05BE05C005C305C605F305F40609060A060C060D061B061E061F066A-066D06D40700-070D07F7-07F90830-083E0964096509700DF40E4F0E5A0E5B0F04-0F120F3A-0F3D0F850FD0-0FD4104A-104F10FB1361-13681400166D166E169B169C16EB-16ED1735173617D4-17D617D8-17DA1800-180A1944194519DE19DF1A1E1A1F1AA0-1AA61AA8-1AAD1B5A-1B601C3B-1C3F1C7E1C7F1CD32010-20272030-20432045-20512053-205E207D207E208D208E2329232A2768-277527C527C627E6-27EF2983-299829D8-29DB29FC29FD2CF9-2CFC2CFE2CFF2E00-2E2E2E302E313001-30033008-30113014-301F3030303D30A030FBA4FEA4FFA60D-A60FA673A67EA6F2-A6F7A874-A877A8CEA8CFA8F8-A8FAA92EA92FA95FA9C1-A9CDA9DEA9DFAA5C-AA5FAADEAADFABEBFD3EFD3FFE10-FE19FE30-FE52FE54-FE61FE63FE68FE6AFE6BFF01-FF03FF05-FF0AFF0C-FF0FFF1AFF1BFF1FFF20FF3B-FF3DFF3FFF5BFF5DFF5F-FF65",
        Pd: "002D058A05BE140018062010-20152E172E1A301C303030A0FE31FE32FE58FE63FF0D",
        Ps: "0028005B007B0F3A0F3C169B201A201E2045207D208D23292768276A276C276E27702772277427C527E627E827EA27EC27EE2983298529872989298B298D298F299129932995299729D829DA29FC2E222E242E262E283008300A300C300E3010301430163018301A301DFD3EFE17FE35FE37FE39FE3BFE3DFE3FFE41FE43FE47FE59FE5BFE5DFF08FF3BFF5BFF5FFF62",
        Pe: "0029005D007D0F3B0F3D169C2046207E208E232A2769276B276D276F27712773277527C627E727E927EB27ED27EF298429862988298A298C298E2990299229942996299829D929DB29FD2E232E252E272E293009300B300D300F3011301530173019301B301E301FFD3FFE18FE36FE38FE3AFE3CFE3EFE40FE42FE44FE48FE5AFE5CFE5EFF09FF3DFF5DFF60FF63",
        Pi: "00AB2018201B201C201F20392E022E042E092E0C2E1C2E20",
        Pf: "00BB2019201D203A2E032E052E0A2E0D2E1D2E21",
        Pc: "005F203F20402054FE33FE34FE4D-FE4FFF3F",
        Po: "0021-00230025-0027002A002C002E002F003A003B003F0040005C00A100B700BF037E0387055A-055F058905C005C305C605F305F40609060A060C060D061B061E061F066A-066D06D40700-070D07F7-07F90830-083E0964096509700DF40E4F0E5A0E5B0F04-0F120F850FD0-0FD4104A-104F10FB1361-1368166D166E16EB-16ED1735173617D4-17D617D8-17DA1800-18051807-180A1944194519DE19DF1A1E1A1F1AA0-1AA61AA8-1AAD1B5A-1B601C3B-1C3F1C7E1C7F1CD3201620172020-20272030-2038203B-203E2041-20432047-205120532055-205E2CF9-2CFC2CFE2CFF2E002E012E06-2E082E0B2E0E-2E162E182E192E1B2E1E2E1F2E2A-2E2E2E302E313001-3003303D30FBA4FEA4FFA60D-A60FA673A67EA6F2-A6F7A874-A877A8CEA8CFA8F8-A8FAA92EA92FA95FA9C1-A9CDA9DEA9DFAA5C-AA5FAADEAADFABEBFE10-FE16FE19FE30FE45FE46FE49-FE4CFE50-FE52FE54-FE57FE5F-FE61FE68FE6AFE6BFF01-FF03FF05-FF07FF0AFF0CFF0EFF0FFF1AFF1BFF1FFF20FF3CFF61FF64FF65",
        S: "0024002B003C-003E005E0060007C007E00A2-00A900AC00AE-00B100B400B600B800D700F702C2-02C502D2-02DF02E5-02EB02ED02EF-02FF03750384038503F604820606-0608060B060E060F06E906FD06FE07F609F209F309FA09FB0AF10B700BF3-0BFA0C7F0CF10CF20D790E3F0F01-0F030F13-0F170F1A-0F1F0F340F360F380FBE-0FC50FC7-0FCC0FCE0FCF0FD5-0FD8109E109F13601390-139917DB194019E0-19FF1B61-1B6A1B74-1B7C1FBD1FBF-1FC11FCD-1FCF1FDD-1FDF1FED-1FEF1FFD1FFE20442052207A-207C208A-208C20A0-20B8210021012103-21062108210921142116-2118211E-2123212521272129212E213A213B2140-2144214A-214D214F2190-2328232B-23E82400-24262440-244A249C-24E92500-26CD26CF-26E126E326E8-26FF2701-27042706-2709270C-27272729-274B274D274F-27522756-275E2761-276727942798-27AF27B1-27BE27C0-27C427C7-27CA27CC27D0-27E527F0-29822999-29D729DC-29FB29FE-2B4C2B50-2B592CE5-2CEA2E80-2E992E9B-2EF32F00-2FD52FF0-2FFB300430123013302030363037303E303F309B309C319031913196-319F31C0-31E33200-321E322A-32503260-327F328A-32B032C0-32FE3300-33FF4DC0-4DFFA490-A4C6A700-A716A720A721A789A78AA828-A82BA836-A839AA77-AA79FB29FDFCFDFDFE62FE64-FE66FE69FF04FF0BFF1C-FF1EFF3EFF40FF5CFF5EFFE0-FFE6FFE8-FFEEFFFCFFFD",
        Sm: "002B003C-003E007C007E00AC00B100D700F703F60606-060820442052207A-207C208A-208C2140-2144214B2190-2194219A219B21A021A321A621AE21CE21CF21D221D421F4-22FF2308-230B23202321237C239B-23B323DC-23E125B725C125F8-25FF266F27C0-27C427C7-27CA27CC27D0-27E527F0-27FF2900-29822999-29D729DC-29FB29FE-2AFF2B30-2B442B47-2B4CFB29FE62FE64-FE66FF0BFF1C-FF1EFF5CFF5EFFE2FFE9-FFEC",
        Sc: "002400A2-00A5060B09F209F309FB0AF10BF90E3F17DB20A0-20B8A838FDFCFE69FF04FFE0FFE1FFE5FFE6",
        Sk: "005E006000A800AF00B400B802C2-02C502D2-02DF02E5-02EB02ED02EF-02FF0375038403851FBD1FBF-1FC11FCD-1FCF1FDD-1FDF1FED-1FEF1FFD1FFE309B309CA700-A716A720A721A789A78AFF3EFF40FFE3",
        So: "00A600A700A900AE00B000B60482060E060F06E906FD06FE07F609FA0B700BF3-0BF80BFA0C7F0CF10CF20D790F01-0F030F13-0F170F1A-0F1F0F340F360F380FBE-0FC50FC7-0FCC0FCE0FCF0FD5-0FD8109E109F13601390-1399194019E0-19FF1B61-1B6A1B74-1B7C210021012103-21062108210921142116-2118211E-2123212521272129212E213A213B214A214C214D214F2195-2199219C-219F21A121A221A421A521A7-21AD21AF-21CD21D021D121D321D5-21F32300-2307230C-231F2322-2328232B-237B237D-239A23B4-23DB23E2-23E82400-24262440-244A249C-24E92500-25B625B8-25C025C2-25F72600-266E2670-26CD26CF-26E126E326E8-26FF2701-27042706-2709270C-27272729-274B274D274F-27522756-275E2761-276727942798-27AF27B1-27BE2800-28FF2B00-2B2F2B452B462B50-2B592CE5-2CEA2E80-2E992E9B-2EF32F00-2FD52FF0-2FFB300430123013302030363037303E303F319031913196-319F31C0-31E33200-321E322A-32503260-327F328A-32B032C0-32FE3300-33FF4DC0-4DFFA490-A4C6A828-A82BA836A837A839AA77-AA79FDFDFFE4FFE8FFEDFFEEFFFCFFFD",
        Z: "002000A01680180E2000-200A20282029202F205F3000",
        Zs: "002000A01680180E2000-200A202F205F3000",
        Zl: "2028",
        Zp: "2029",
        C: "0000-001F007F-009F00AD03780379037F-0383038B038D03A20526-05300557055805600588058B-059005C8-05CF05EB-05EF05F5-0605061C061D0620065F06DD070E070F074B074C07B2-07BF07FB-07FF082E082F083F-08FF093A093B094F095609570973-097809800984098D098E0991099209A909B109B3-09B509BA09BB09C509C609C909CA09CF-09D609D8-09DB09DE09E409E509FC-0A000A040A0B-0A0E0A110A120A290A310A340A370A3A0A3B0A3D0A43-0A460A490A4A0A4E-0A500A52-0A580A5D0A5F-0A650A76-0A800A840A8E0A920AA90AB10AB40ABA0ABB0AC60ACA0ACE0ACF0AD1-0ADF0AE40AE50AF00AF2-0B000B040B0D0B0E0B110B120B290B310B340B3A0B3B0B450B460B490B4A0B4E-0B550B58-0B5B0B5E0B640B650B72-0B810B840B8B-0B8D0B910B96-0B980B9B0B9D0BA0-0BA20BA5-0BA70BAB-0BAD0BBA-0BBD0BC3-0BC50BC90BCE0BCF0BD1-0BD60BD8-0BE50BFB-0C000C040C0D0C110C290C340C3A-0C3C0C450C490C4E-0C540C570C5A-0C5F0C640C650C70-0C770C800C810C840C8D0C910CA90CB40CBA0CBB0CC50CC90CCE-0CD40CD7-0CDD0CDF0CE40CE50CF00CF3-0D010D040D0D0D110D290D3A-0D3C0D450D490D4E-0D560D58-0D5F0D640D650D76-0D780D800D810D840D97-0D990DB20DBC0DBE0DBF0DC7-0DC90DCB-0DCE0DD50DD70DE0-0DF10DF5-0E000E3B-0E3E0E5C-0E800E830E850E860E890E8B0E8C0E8E-0E930E980EA00EA40EA60EA80EA90EAC0EBA0EBE0EBF0EC50EC70ECE0ECF0EDA0EDB0EDE-0EFF0F480F6D-0F700F8C-0F8F0F980FBD0FCD0FD9-0FFF10C6-10CF10FD-10FF1249124E124F12571259125E125F1289128E128F12B112B612B712BF12C112C612C712D7131113161317135B-135E137D-137F139A-139F13F5-13FF169D-169F16F1-16FF170D1715-171F1737-173F1754-175F176D17711774-177F17B417B517DE17DF17EA-17EF17FA-17FF180F181A-181F1878-187F18AB-18AF18F6-18FF191D-191F192C-192F193C-193F1941-1943196E196F1975-197F19AC-19AF19CA-19CF19DB-19DD1A1C1A1D1A5F1A7D1A7E1A8A-1A8F1A9A-1A9F1AAE-1AFF1B4C-1B4F1B7D-1B7F1BAB-1BAD1BBA-1BFF1C38-1C3A1C4A-1C4C1C80-1CCF1CF3-1CFF1DE7-1DFC1F161F171F1E1F1F1F461F471F4E1F4F1F581F5A1F5C1F5E1F7E1F7F1FB51FC51FD41FD51FDC1FF01FF11FF51FFF200B-200F202A-202E2060-206F20722073208F2095-209F20B9-20CF20F1-20FF218A-218F23E9-23FF2427-243F244B-245F26CE26E226E4-26E727002705270A270B2728274C274E2753-2755275F27602795-279727B027BF27CB27CD-27CF2B4D-2B4F2B5A-2BFF2C2F2C5F2CF2-2CF82D26-2D2F2D66-2D6E2D70-2D7F2D97-2D9F2DA72DAF2DB72DBF2DC72DCF2DD72DDF2E32-2E7F2E9A2EF4-2EFF2FD6-2FEF2FFC-2FFF3040309730983100-3104312E-3130318F31B8-31BF31E4-31EF321F32FF4DB6-4DBF9FCC-9FFFA48D-A48FA4C7-A4CFA62C-A63FA660A661A674-A67BA698-A69FA6F8-A6FFA78D-A7FAA82C-A82FA83A-A83FA878-A87FA8C5-A8CDA8DA-A8DFA8FC-A8FFA954-A95EA97D-A97FA9CEA9DA-A9DDA9E0-A9FFAA37-AA3FAA4EAA4FAA5AAA5BAA7C-AA7FAAC3-AADAAAE0-ABBFABEEABEFABFA-ABFFD7A4-D7AFD7C7-D7CAD7FC-F8FFFA2EFA2FFA6EFA6FFADA-FAFFFB07-FB12FB18-FB1CFB37FB3DFB3FFB42FB45FBB2-FBD2FD40-FD4FFD90FD91FDC8-FDEFFDFEFDFFFE1A-FE1FFE27-FE2FFE53FE67FE6C-FE6FFE75FEFD-FF00FFBF-FFC1FFC8FFC9FFD0FFD1FFD8FFD9FFDD-FFDFFFE7FFEF-FFFBFFFEFFFF",
        Cc: "0000-001F007F-009F",
        Cf: "00AD0600-060306DD070F17B417B5200B-200F202A-202E2060-2064206A-206FFEFFFFF9-FFFB",
        Co: "E000-F8FF",
        Cs: "D800-DFFF",
        Cn: "03780379037F-0383038B038D03A20526-05300557055805600588058B-059005C8-05CF05EB-05EF05F5-05FF06040605061C061D0620065F070E074B074C07B2-07BF07FB-07FF082E082F083F-08FF093A093B094F095609570973-097809800984098D098E0991099209A909B109B3-09B509BA09BB09C509C609C909CA09CF-09D609D8-09DB09DE09E409E509FC-0A000A040A0B-0A0E0A110A120A290A310A340A370A3A0A3B0A3D0A43-0A460A490A4A0A4E-0A500A52-0A580A5D0A5F-0A650A76-0A800A840A8E0A920AA90AB10AB40ABA0ABB0AC60ACA0ACE0ACF0AD1-0ADF0AE40AE50AF00AF2-0B000B040B0D0B0E0B110B120B290B310B340B3A0B3B0B450B460B490B4A0B4E-0B550B58-0B5B0B5E0B640B650B72-0B810B840B8B-0B8D0B910B96-0B980B9B0B9D0BA0-0BA20BA5-0BA70BAB-0BAD0BBA-0BBD0BC3-0BC50BC90BCE0BCF0BD1-0BD60BD8-0BE50BFB-0C000C040C0D0C110C290C340C3A-0C3C0C450C490C4E-0C540C570C5A-0C5F0C640C650C70-0C770C800C810C840C8D0C910CA90CB40CBA0CBB0CC50CC90CCE-0CD40CD7-0CDD0CDF0CE40CE50CF00CF3-0D010D040D0D0D110D290D3A-0D3C0D450D490D4E-0D560D58-0D5F0D640D650D76-0D780D800D810D840D97-0D990DB20DBC0DBE0DBF0DC7-0DC90DCB-0DCE0DD50DD70DE0-0DF10DF5-0E000E3B-0E3E0E5C-0E800E830E850E860E890E8B0E8C0E8E-0E930E980EA00EA40EA60EA80EA90EAC0EBA0EBE0EBF0EC50EC70ECE0ECF0EDA0EDB0EDE-0EFF0F480F6D-0F700F8C-0F8F0F980FBD0FCD0FD9-0FFF10C6-10CF10FD-10FF1249124E124F12571259125E125F1289128E128F12B112B612B712BF12C112C612C712D7131113161317135B-135E137D-137F139A-139F13F5-13FF169D-169F16F1-16FF170D1715-171F1737-173F1754-175F176D17711774-177F17DE17DF17EA-17EF17FA-17FF180F181A-181F1878-187F18AB-18AF18F6-18FF191D-191F192C-192F193C-193F1941-1943196E196F1975-197F19AC-19AF19CA-19CF19DB-19DD1A1C1A1D1A5F1A7D1A7E1A8A-1A8F1A9A-1A9F1AAE-1AFF1B4C-1B4F1B7D-1B7F1BAB-1BAD1BBA-1BFF1C38-1C3A1C4A-1C4C1C80-1CCF1CF3-1CFF1DE7-1DFC1F161F171F1E1F1F1F461F471F4E1F4F1F581F5A1F5C1F5E1F7E1F7F1FB51FC51FD41FD51FDC1FF01FF11FF51FFF2065-206920722073208F2095-209F20B9-20CF20F1-20FF218A-218F23E9-23FF2427-243F244B-245F26CE26E226E4-26E727002705270A270B2728274C274E2753-2755275F27602795-279727B027BF27CB27CD-27CF2B4D-2B4F2B5A-2BFF2C2F2C5F2CF2-2CF82D26-2D2F2D66-2D6E2D70-2D7F2D97-2D9F2DA72DAF2DB72DBF2DC72DCF2DD72DDF2E32-2E7F2E9A2EF4-2EFF2FD6-2FEF2FFC-2FFF3040309730983100-3104312E-3130318F31B8-31BF31E4-31EF321F32FF4DB6-4DBF9FCC-9FFFA48D-A48FA4C7-A4CFA62C-A63FA660A661A674-A67BA698-A69FA6F8-A6FFA78D-A7FAA82C-A82FA83A-A83FA878-A87FA8C5-A8CDA8DA-A8DFA8FC-A8FFA954-A95EA97D-A97FA9CEA9DA-A9DDA9E0-A9FFAA37-AA3FAA4EAA4FAA5AAA5BAA7C-AA7FAAC3-AADAAAE0-ABBFABEEABEFABFA-ABFFD7A4-D7AFD7C7-D7CAD7FC-D7FFFA2EFA2FFA6EFA6FFADA-FAFFFB07-FB12FB18-FB1CFB37FB3DFB3FFB42FB45FBB2-FBD2FD40-FD4FFD90FD91FDC8-FDEFFDFEFDFFFE1A-FE1FFE27-FE2FFE53FE67FE6C-FE6FFE75FEFDFEFEFF00FFBF-FFC1FFC8FFC9FFD0FFD1FFD8FFD9FFDD-FFDFFFE7FFEF-FFF8FFFEFFFF"
    });

    function addUnicodePackage(pack) {
        var codePoint = /\w{4}/g;
        for (var name in pack)
            exports.packages[name] = pack[name].replace(codePoint, "\\u$&");
    }

});

define("ace/mode/text", ["require", "exports", "module", "ace/tokenizer", "ace/mode/text_highlight_rules", "ace/mode/behaviour/cstyle", "ace/unicode", "ace/lib/lang", "ace/token_iterator", "ace/range"], function (require, exports, module) {
    "use strict";

    var Tokenizer = require("../tokenizer").Tokenizer;
    var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
    var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
    var unicode = require("../unicode");
    var lang = require("../lib/lang");
    var TokenIterator = require("../token_iterator").TokenIterator;
    var Range = require("../range").Range;

    var Mode = function () {
        this.HighlightRules = TextHighlightRules;
    };

    (function () {
        this.$defaultBehaviour = new CstyleBehaviour();

        this.tokenRe = new RegExp("^["
            + unicode.packages.L
            + unicode.packages.Mn + unicode.packages.Mc
            + unicode.packages.Nd
            + unicode.packages.Pc + "\\$_]+", "g"
        );

        this.nonTokenRe = new RegExp("^(?:[^"
            + unicode.packages.L
            + unicode.packages.Mn + unicode.packages.Mc
            + unicode.packages.Nd
            + unicode.packages.Pc + "\\$_]|\\s])+", "g"
        );

        this.getTokenizer = function () {
            if (!this.$tokenizer) {
                this.$highlightRules = this.$highlightRules || new this.HighlightRules(this.$highlightRuleConfig);
                this.$tokenizer = new Tokenizer(this.$highlightRules.getRules());
            }
            return this.$tokenizer;
        };

        this.lineCommentStart = "";
        this.blockComment = "";

        this.toggleCommentLines = function (state, session, startRow, endRow) {
            var doc = session.doc;

            var ignoreBlankLines = true;
            var shouldRemove = true;
            var minIndent = Infinity;
            var tabSize = session.getTabSize();
            var insertAtTabStop = false;

            if (!this.lineCommentStart) {
                if (!this.blockComment)
                    return false;
                var lineCommentStart = this.blockComment.start;
                var lineCommentEnd = this.blockComment.end;
                var regexpStart = new RegExp("^(\\s*)(?:" + lang.escapeRegExp(lineCommentStart) + ")");
                var regexpEnd = new RegExp("(?:" + lang.escapeRegExp(lineCommentEnd) + ")\\s*$");

                var comment = function (line, i) {
                    if (testRemove(line, i))
                        return;
                    if (!ignoreBlankLines || /\S/.test(line)) {
                        doc.insertInLine({row: i, column: line.length}, lineCommentEnd);
                        doc.insertInLine({row: i, column: minIndent}, lineCommentStart);
                    }
                };

                var uncomment = function (line, i) {
                    var m;
                    if (m = line.match(regexpEnd))
                        doc.removeInLine(i, line.length - m[0].length, line.length);
                    if (m = line.match(regexpStart))
                        doc.removeInLine(i, m[1].length, m[0].length);
                };

                var testRemove = function (line, row) {
                    if (regexpStart.test(line))
                        return true;
                    var tokens = session.getTokens(row);
                    for (var i = 0; i < tokens.length; i++) {
                        if (tokens[i].type === "comment")
                            return true;
                    }
                };
            } else {
                if (Array.isArray(this.lineCommentStart)) {
                    var regexpStart = this.lineCommentStart.map(lang.escapeRegExp).join("|");
                    var lineCommentStart = this.lineCommentStart[0];
                } else {
                    var regexpStart = lang.escapeRegExp(this.lineCommentStart);
                    var lineCommentStart = this.lineCommentStart;
                }
                regexpStart = new RegExp("^(\\s*)(?:" + regexpStart + ") ?");

                insertAtTabStop = session.getUseSoftTabs();

                var uncomment = function (line, i) {
                    var m = line.match(regexpStart);
                    if (!m) return;
                    var start = m[1].length, end = m[0].length;
                    if (!shouldInsertSpace(line, start, end) && m[0][end - 1] == " ")
                        end--;
                    doc.removeInLine(i, start, end);
                };
                var commentWithSpace = lineCommentStart + " ";
                var comment = function (line, i) {
                    if (!ignoreBlankLines || /\S/.test(line)) {
                        if (shouldInsertSpace(line, minIndent, minIndent))
                            doc.insertInLine({row: i, column: minIndent}, commentWithSpace);
                        else
                            doc.insertInLine({row: i, column: minIndent}, lineCommentStart);
                    }
                };
                var testRemove = function (line, i) {
                    return regexpStart.test(line);
                };

                var shouldInsertSpace = function (line, before, after) {
                    var spaces = 0;
                    while (before-- && line.charAt(before) == " ")
                        spaces++;
                    if (spaces % tabSize != 0)
                        return false;
                    var spaces = 0;
                    while (line.charAt(after++) == " ")
                        spaces++;
                    if (tabSize > 2)
                        return spaces % tabSize != tabSize - 1;
                    else
                        return spaces % tabSize == 0;
                    return true;
                };
            }

            function iter(fun) {
                for (var i = startRow; i <= endRow; i++)
                    fun(doc.getLine(i), i);
            }


            var minEmptyLength = Infinity;
            iter(function (line, i) {
                var indent = line.search(/\S/);
                if (indent !== -1) {
                    if (indent < minIndent)
                        minIndent = indent;
                    if (shouldRemove && !testRemove(line, i))
                        shouldRemove = false;
                } else if (minEmptyLength > line.length) {
                    minEmptyLength = line.length;
                }
            });

            if (minIndent == Infinity) {
                minIndent = minEmptyLength;
                ignoreBlankLines = false;
                shouldRemove = false;
            }

            if (insertAtTabStop && minIndent % tabSize != 0)
                minIndent = Math.floor(minIndent / tabSize) * tabSize;

            iter(shouldRemove ? uncomment : comment);
        };

        this.toggleBlockComment = function (state, session, range, cursor) {
            var comment = this.blockComment;
            if (!comment)
                return;
            if (!comment.start && comment[0])
                comment = comment[0];

            var iterator = new TokenIterator(session, cursor.row, cursor.column);
            var token = iterator.getCurrentToken();

            var sel = session.selection;
            var initialRange = session.selection.toOrientedRange();
            var startRow, colDiff;

            if (token && /comment/.test(token.type)) {
                var startRange, endRange;
                while (token && /comment/.test(token.type)) {
                    var i = token.value.indexOf(comment.start);
                    if (i != -1) {
                        var row = iterator.getCurrentTokenRow();
                        var column = iterator.getCurrentTokenColumn() + i;
                        startRange = new Range(row, column, row, column + comment.start.length);
                        break;
                    }
                    token = iterator.stepBackward();
                }

                var iterator = new TokenIterator(session, cursor.row, cursor.column);
                var token = iterator.getCurrentToken();
                while (token && /comment/.test(token.type)) {
                    var i = token.value.indexOf(comment.end);
                    if (i != -1) {
                        var row = iterator.getCurrentTokenRow();
                        var column = iterator.getCurrentTokenColumn() + i;
                        endRange = new Range(row, column, row, column + comment.end.length);
                        break;
                    }
                    token = iterator.stepForward();
                }
                if (endRange)
                    session.remove(endRange);
                if (startRange) {
                    session.remove(startRange);
                    startRow = startRange.start.row;
                    colDiff = -comment.start.length;
                }
            } else {
                colDiff = comment.start.length;
                startRow = range.start.row;
                session.insert(range.end, comment.end);
                session.insert(range.start, comment.start);
            }
            if (initialRange.start.row == startRow)
                initialRange.start.column += colDiff;
            if (initialRange.end.row == startRow)
                initialRange.end.column += colDiff;
            session.selection.fromOrientedRange(initialRange);
        };

        this.getNextLineIndent = function (state, line, tab) {
            return this.$getIndent(line);
        };

        this.checkOutdent = function (state, line, input) {
            return false;
        };

        this.autoOutdent = function (state, doc, row) {
        };

        this.$getIndent = function (line) {
            return line.match(/^\s*/)[0];
        };

        this.createWorker = function (session) {
            return null;
        };

        this.createModeDelegates = function (mapping) {
            this.$embeds = [];
            this.$modes = {};
            for (var i in mapping) {
                if (mapping[i]) {
                    this.$embeds.push(i);
                    this.$modes[i] = new mapping[i]();
                }
            }

            var delegations = ["toggleBlockComment", "toggleCommentLines", "getNextLineIndent",
                "checkOutdent", "autoOutdent", "transformAction", "getCompletions"];

            for (var i = 0; i < delegations.length; i++) {
                (function (scope) {
                    var functionName = delegations[i];
                    var defaultHandler = scope[functionName];
                    scope[delegations[i]] = function () {
                        return this.$delegator(functionName, arguments, defaultHandler);
                    };
                }(this));
            }
        };

        this.$delegator = function (method, args, defaultHandler) {
            var state = args[0];
            if (typeof state != "string")
                state = state[0];
            for (var i = 0; i < this.$embeds.length; i++) {
                if (!this.$modes[this.$embeds[i]]) continue;

                var split = state.split(this.$embeds[i]);
                if (!split[0] && split[1]) {
                    args[0] = split[1];
                    var mode = this.$modes[this.$embeds[i]];
                    return mode[method].apply(mode, args);
                }
            }
            var ret = defaultHandler.apply(this, args);
            return defaultHandler ? ret : undefined;
        };

        this.transformAction = function (state, action, editor, session, param) {
            if (this.$behaviour) {
                var behaviours = this.$behaviour.getBehaviours();
                for (var key in behaviours) {
                    if (behaviours[key][action]) {
                        var ret = behaviours[key][action].apply(this, arguments);
                        if (ret) {
                            return ret;
                        }
                    }
                }
            }
        };

        this.getKeywords = function (append) {
            if (!this.completionKeywords) {
                var rules = this.$tokenizer.rules;
                var completionKeywords = [];
                for (var rule in rules) {
                    var ruleItr = rules[rule];
                    for (var r = 0, l = ruleItr.length; r < l; r++) {
                        if (typeof ruleItr[r].token === "string") {
                            if (/keyword|support|storage/.test(ruleItr[r].token))
                                completionKeywords.push(ruleItr[r].regex);
                        } else if (typeof ruleItr[r].token === "object") {
                            for (var a = 0, aLength = ruleItr[r].token.length; a < aLength; a++) {
                                if (/keyword|support|storage/.test(ruleItr[r].token[a])) {
                                    var rule = ruleItr[r].regex.match(/\(.+?\)/g)[a];
                                    completionKeywords.push(rule.substr(1, rule.length - 2));
                                }
                            }
                        }
                    }
                }
                this.completionKeywords = completionKeywords;
            }
            if (!append)
                return this.$keywordList;
            return completionKeywords.concat(this.$keywordList || []);
        };

        this.$createKeywordList = function () {
            if (!this.$highlightRules)
                this.getTokenizer();
            return this.$keywordList = this.$highlightRules.$keywordList || [];
        };

        this.getCompletions = function (state, session, pos, prefix) {
            var keywords = this.$keywordList || this.$createKeywordList();
            return keywords.map(function (word) {
                return {
                    name: word,
                    value: word,
                    score: 0,
                    meta: "keyword"
                };
            });
        };

        this.$id = "ace/mode/text";
    }).call(Mode.prototype);

    exports.Mode = Mode;
});

define("ace/apply_delta", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";

    function throwDeltaError(delta, errorText) {
        console.log("Invalid Delta:", delta);
        throw "Invalid Delta: " + errorText;
    }

    function positionInDocument(docLines, position) {
        return position.row >= 0 && position.row < docLines.length &&
            position.column >= 0 && position.column <= docLines[position.row].length;
    }

    function validateDelta(docLines, delta) {
        if (delta.action != "insert" && delta.action != "remove")
            throwDeltaError(delta, "delta.action must be 'insert' or 'remove'");
        if (!(delta.lines instanceof Array))
            throwDeltaError(delta, "delta.lines must be an Array");
        if (!delta.start || !delta.end)
            throwDeltaError(delta, "delta.start/end must be an present");
        var start = delta.start;
        if (!positionInDocument(docLines, delta.start))
            throwDeltaError(delta, "delta.start must be contained in document");
        var end = delta.end;
        if (delta.action == "remove" && !positionInDocument(docLines, end))
            throwDeltaError(delta, "delta.end must contained in document for 'remove' actions");
        var numRangeRows = end.row - start.row;
        var numRangeLastLineChars = (end.column - (numRangeRows == 0 ? start.column : 0));
        if (numRangeRows != delta.lines.length - 1 || delta.lines[numRangeRows].length != numRangeLastLineChars)
            throwDeltaError(delta, "delta.range must match delta lines");
    }

    exports.applyDelta = function (docLines, delta, doNotValidate) {

        var row = delta.start.row;
        var startColumn = delta.start.column;
        var line = docLines[row] || "";
        switch (delta.action) {
            case "insert":
                var lines = delta.lines;
                if (lines.length === 1) {
                    docLines[row] = line.substring(0, startColumn) + delta.lines[0] + line.substring(startColumn);
                } else {
                    var args = [row, 1].concat(delta.lines);
                    docLines.splice.apply(docLines, args);
                    docLines[row] = line.substring(0, startColumn) + docLines[row];
                    docLines[row + delta.lines.length - 1] += line.substring(startColumn);
                }
                break;
            case "remove":
                var endColumn = delta.end.column;
                var endRow = delta.end.row;
                if (row === endRow) {
                    docLines[row] = line.substring(0, startColumn) + line.substring(endColumn);
                } else {
                    docLines.splice(
                        row, endRow - row + 1,
                        line.substring(0, startColumn) + docLines[endRow].substring(endColumn)
                    );
                }
                break;
        }
    };
});

define("ace/anchor", ["require", "exports", "module", "ace/lib/oop", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var EventEmitter = require("./lib/event_emitter").EventEmitter;

    var Anchor = exports.Anchor = function (doc, row, column) {
        this.$onChange = this.onChange.bind(this);
        this.attach(doc);

        if (typeof column == "undefined")
            this.setPosition(row.row, row.column);
        else
            this.setPosition(row, column);
    };

    (function () {

        oop.implement(this, EventEmitter);
        this.getPosition = function () {
            return this.$clipPositionToDocument(this.row, this.column);
        };
        this.getDocument = function () {
            return this.document;
        };
        this.$insertRight = false;
        this.onChange = function (delta) {
            if (delta.start.row == delta.end.row && delta.start.row != this.row)
                return;

            if (delta.start.row > this.row)
                return;

            var point = $getTransformedPoint(delta, {row: this.row, column: this.column}, this.$insertRight);
            this.setPosition(point.row, point.column, true);
        };

        function $pointsInOrder(point1, point2, equalPointsInOrder) {
            var bColIsAfter = equalPointsInOrder ? point1.column <= point2.column : point1.column < point2.column;
            return (point1.row < point2.row) || (point1.row == point2.row && bColIsAfter);
        }

        function $getTransformedPoint(delta, point, moveIfEqual) {
            var deltaIsInsert = delta.action == "insert";
            var deltaRowShift = (deltaIsInsert ? 1 : -1) * (delta.end.row - delta.start.row);
            var deltaColShift = (deltaIsInsert ? 1 : -1) * (delta.end.column - delta.start.column);
            var deltaStart = delta.start;
            var deltaEnd = deltaIsInsert ? deltaStart : delta.end; // Collapse insert range.
            if ($pointsInOrder(point, deltaStart, moveIfEqual)) {
                return {
                    row: point.row,
                    column: point.column
                };
            }
            if ($pointsInOrder(deltaEnd, point, !moveIfEqual)) {
                return {
                    row: point.row + deltaRowShift,
                    column: point.column + (point.row == deltaEnd.row ? deltaColShift : 0)
                };
            }

            return {
                row: deltaStart.row,
                column: deltaStart.column
            };
        }

        this.setPosition = function (row, column, noClip) {
            var pos;
            if (noClip) {
                pos = {
                    row: row,
                    column: column
                };
            } else {
                pos = this.$clipPositionToDocument(row, column);
            }

            if (this.row == pos.row && this.column == pos.column)
                return;

            var old = {
                row: this.row,
                column: this.column
            };

            this.row = pos.row;
            this.column = pos.column;
            this._signal("change", {
                old: old,
                value: pos
            });
        };
        this.detach = function () {
            this.document.removeEventListener("change", this.$onChange);
        };
        this.attach = function (doc) {
            this.document = doc || this.document;
            this.document.on("change", this.$onChange);
        };
        this.$clipPositionToDocument = function (row, column) {
            var pos = {};

            if (row >= this.document.getLength()) {
                pos.row = Math.max(0, this.document.getLength() - 1);
                pos.column = this.document.getLine(pos.row).length;
            } else if (row < 0) {
                pos.row = 0;
                pos.column = 0;
            } else {
                pos.row = row;
                pos.column = Math.min(this.document.getLine(pos.row).length, Math.max(0, column));
            }

            if (column < 0)
                pos.column = 0;

            return pos;
        };

    }).call(Anchor.prototype);

});

define("ace/document", ["require", "exports", "module", "ace/lib/oop", "ace/apply_delta", "ace/lib/event_emitter", "ace/range", "ace/anchor"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var applyDelta = require("./apply_delta").applyDelta;
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var Range = require("./range").Range;
    var Anchor = require("./anchor").Anchor;

    var Document = function (textOrLines) {
        this.$lines = [""];
        if (textOrLines.length === 0) {
            this.$lines = [""];
        } else if (Array.isArray(textOrLines)) {
            this.insertMergedLines({row: 0, column: 0}, textOrLines);
        } else {
            this.insert({row: 0, column: 0}, textOrLines);
        }
    };

    (function () {

        oop.implement(this, EventEmitter);
        this.setValue = function (text) {
            var len = this.getLength() - 1;
            this.remove(new Range(0, 0, len, this.getLine(len).length));
            this.insert({row: 0, column: 0}, text);
        };
        this.getValue = function () {
            return this.getAllLines().join(this.getNewLineCharacter());
        };
        this.createAnchor = function (row, column) {
            return new Anchor(this, row, column);
        };
        if ("aaa".split(/a/).length === 0) {
            this.$split = function (text) {
                return text.replace(/\r\n|\r/g, "\n").split("\n");
            };
        } else {
            this.$split = function (text) {
                return text.split(/\r\n|\r|\n/);
            };
        }


        this.$detectNewLine = function (text) {
            var match = text.match(/^.*?(\r\n|\r|\n)/m);
            this.$autoNewLine = match ? match[1] : "\n";
            this._signal("changeNewLineMode");
        };
        this.getNewLineCharacter = function () {
            switch (this.$newLineMode) {
                case "windows":
                    return "\r\n";
                case "unix":
                    return "\n";
                default:
                    return this.$autoNewLine || "\n";
            }
        };

        this.$autoNewLine = "";
        this.$newLineMode = "auto";
        this.setNewLineMode = function (newLineMode) {
            if (this.$newLineMode === newLineMode)
                return;

            this.$newLineMode = newLineMode;
            this._signal("changeNewLineMode");
        };
        this.getNewLineMode = function () {
            return this.$newLineMode;
        };
        this.isNewLine = function (text) {
            return (text == "\r\n" || text == "\r" || text == "\n");
        };
        this.getLine = function (row) {
            return this.$lines[row] || "";
        };
        this.getLines = function (firstRow, lastRow) {
            return this.$lines.slice(firstRow, lastRow + 1);
        };
        this.getAllLines = function () {
            return this.getLines(0, this.getLength());
        };
        this.getLength = function () {
            return this.$lines.length;
        };
        this.getTextRange = function (range) {
            return this.getLinesForRange(range).join(this.getNewLineCharacter());
        };
        this.getLinesForRange = function (range) {
            var lines;
            if (range.start.row === range.end.row) {
                lines = [this.getLine(range.start.row).substring(range.start.column, range.end.column)];
            } else {
                lines = this.getLines(range.start.row, range.end.row);
                lines[0] = (lines[0] || "").substring(range.start.column);
                var l = lines.length - 1;
                if (range.end.row - range.start.row == l)
                    lines[l] = lines[l].substring(0, range.end.column);
            }
            return lines;
        };
        this.insertLines = function (row, lines) {
            console.warn("Use of document.insertLines is deprecated. Use the insertFullLines method instead.");
            return this.insertFullLines(row, lines);
        };
        this.removeLines = function (firstRow, lastRow) {
            console.warn("Use of document.removeLines is deprecated. Use the removeFullLines method instead.");
            return this.removeFullLines(firstRow, lastRow);
        };
        this.insertNewLine = function (position) {
            console.warn("Use of document.insertNewLine is deprecated. Use insertMergedLines(position, ['', '']) instead.");
            return this.insertMergedLines(position, ["", ""]);
        };
        this.insert = function (position, text) {
            if (this.getLength() <= 1)
                this.$detectNewLine(text);

            return this.insertMergedLines(position, this.$split(text));
        };
        this.insertInLine = function (position, text) {
            var start = this.clippedPos(position.row, position.column);
            var end = this.pos(position.row, position.column + text.length);

            this.applyDelta({
                start: start,
                end: end,
                action: "insert",
                lines: [text]
            }, true);

            return this.clonePos(end);
        };

        this.clippedPos = function (row, column) {
            var length = this.getLength();
            if (row === undefined) {
                row = length;
            } else if (row < 0) {
                row = 0;
            } else if (row >= length) {
                row = length - 1;
                column = undefined;
            }
            var line = this.getLine(row);
            if (column == undefined)
                column = line.length;
            column = Math.min(Math.max(column, 0), line.length);
            return {row: row, column: column};
        };

        this.clonePos = function (pos) {
            return {row: pos.row, column: pos.column};
        };

        this.pos = function (row, column) {
            return {row: row, column: column};
        };

        this.$clipPosition = function (position) {
            var length = this.getLength();
            if (position.row >= length) {
                position.row = Math.max(0, length - 1);
                position.column = this.getLine(length - 1).length;
            } else {
                position.row = Math.max(0, position.row);
                position.column = Math.min(Math.max(position.column, 0), this.getLine(position.row).length);
            }
            return position;
        };
        this.insertFullLines = function (row, lines) {
            row = Math.min(Math.max(row, 0), this.getLength());
            var column = 0;
            if (row < this.getLength()) {
                lines = lines.concat([""]);
                column = 0;
            } else {
                lines = [""].concat(lines);
                row--;
                column = this.$lines[row].length;
            }
            this.insertMergedLines({row: row, column: column}, lines);
        };
        this.insertMergedLines = function (position, lines) {
            var start = this.clippedPos(position.row, position.column);
            var end = {
                row: start.row + lines.length - 1,
                column: (lines.length == 1 ? start.column : 0) + lines[lines.length - 1].length
            };

            this.applyDelta({
                start: start,
                end: end,
                action: "insert",
                lines: lines
            });

            return this.clonePos(end);
        };
        this.remove = function (range) {
            var start = this.clippedPos(range.start.row, range.start.column);
            var end = this.clippedPos(range.end.row, range.end.column);
            this.applyDelta({
                start: start,
                end: end,
                action: "remove",
                lines: this.getLinesForRange({start: start, end: end})
            });
            return this.clonePos(start);
        };
        this.removeInLine = function (row, startColumn, endColumn) {
            var start = this.clippedPos(row, startColumn);
            var end = this.clippedPos(row, endColumn);

            this.applyDelta({
                start: start,
                end: end,
                action: "remove",
                lines: this.getLinesForRange({start: start, end: end})
            }, true);

            return this.clonePos(start);
        };
        this.removeFullLines = function (firstRow, lastRow) {
            firstRow = Math.min(Math.max(0, firstRow), this.getLength() - 1);
            lastRow = Math.min(Math.max(0, lastRow), this.getLength() - 1);
            var deleteFirstNewLine = lastRow == this.getLength() - 1 && firstRow > 0;
            var deleteLastNewLine = lastRow < this.getLength() - 1;
            var startRow = (deleteFirstNewLine ? firstRow - 1 : firstRow);
            var startCol = (deleteFirstNewLine ? this.getLine(startRow).length : 0);
            var endRow = (deleteLastNewLine ? lastRow + 1 : lastRow);
            var endCol = (deleteLastNewLine ? 0 : this.getLine(endRow).length);
            var range = new Range(startRow, startCol, endRow, endCol);
            var deletedLines = this.$lines.slice(firstRow, lastRow + 1);

            this.applyDelta({
                start: range.start,
                end: range.end,
                action: "remove",
                lines: this.getLinesForRange(range)
            });
            return deletedLines;
        };
        this.removeNewLine = function (row) {
            if (row < this.getLength() - 1 && row >= 0) {
                this.applyDelta({
                    start: this.pos(row, this.getLine(row).length),
                    end: this.pos(row + 1, 0),
                    action: "remove",
                    lines: ["", ""]
                });
            }
        };
        this.replace = function (range, text) {
            if (!(range instanceof Range))
                range = Range.fromPoints(range.start, range.end);
            if (text.length === 0 && range.isEmpty())
                return range.start;
            if (text == this.getTextRange(range))
                return range.end;

            this.remove(range);
            var end;
            if (text) {
                end = this.insert(range.start, text);
            } else {
                end = range.start;
            }

            return end;
        };
        this.applyDeltas = function (deltas) {
            for (var i = 0; i < deltas.length; i++) {
                this.applyDelta(deltas[i]);
            }
        };
        this.revertDeltas = function (deltas) {
            for (var i = deltas.length - 1; i >= 0; i--) {
                this.revertDelta(deltas[i]);
            }
        };
        this.applyDelta = function (delta, doNotValidate) {
            var isInsert = delta.action == "insert";
            if (isInsert ? delta.lines.length <= 1 && !delta.lines[0]
                : !Range.comparePoints(delta.start, delta.end)) {
                return;
            }

            if (isInsert && delta.lines.length > 20000)
                this.$splitAndapplyLargeDelta(delta, 20000);
            applyDelta(this.$lines, delta, doNotValidate);
            this._signal("change", delta);
        };

        this.$splitAndapplyLargeDelta = function (delta, MAX) {
            var lines = delta.lines;
            var l = lines.length;
            var row = delta.start.row;
            var column = delta.start.column;
            var from = 0, to = 0;
            do {
                from = to;
                to += MAX - 1;
                var chunk = lines.slice(from, to);
                if (to > l) {
                    delta.lines = chunk;
                    delta.start.row = row + from;
                    delta.start.column = column;
                    break;
                }
                chunk.push("");
                this.applyDelta({
                    start: this.pos(row + from, column),
                    end: this.pos(row + to, column = 0),
                    action: delta.action,
                    lines: chunk
                }, true);
            } while (true);
        };
        this.revertDelta = function (delta) {
            this.applyDelta({
                start: this.clonePos(delta.start),
                end: this.clonePos(delta.end),
                action: (delta.action == "insert" ? "remove" : "insert"),
                lines: delta.lines.slice()
            });
        };
        this.indexToPosition = function (index, startRow) {
            var lines = this.$lines || this.getAllLines();
            var newlineLength = this.getNewLineCharacter().length;
            for (var i = startRow || 0, l = lines.length; i < l; i++) {
                index -= lines[i].length + newlineLength;
                if (index < 0)
                    return {row: i, column: index + lines[i].length + newlineLength};
            }
            return {row: l - 1, column: lines[l - 1].length};
        };
        this.positionToIndex = function (pos, startRow) {
            var lines = this.$lines || this.getAllLines();
            var newlineLength = this.getNewLineCharacter().length;
            var index = 0;
            var row = Math.min(pos.row, lines.length);
            for (var i = startRow || 0; i < row; ++i)
                index += lines[i].length + newlineLength;

            return index + pos.column;
        };

    }).call(Document.prototype);

    exports.Document = Document;
});

define("ace/background_tokenizer", ["require", "exports", "module", "ace/lib/oop", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var EventEmitter = require("./lib/event_emitter").EventEmitter;

    var BackgroundTokenizer = function (tokenizer, editor) {
        this.running = false;
        this.lines = [];
        this.states = [];
        this.currentLine = 0;
        this.tokenizer = tokenizer;

        var self = this;

        this.$worker = function () {
            if (!self.running) {
                return;
            }

            var workerStart = new Date();
            var currentLine = self.currentLine;
            var endLine = -1;
            var doc = self.doc;

            var startLine = currentLine;
            while (self.lines[currentLine])
                currentLine++;

            var len = doc.getLength();
            var processedLines = 0;
            self.running = false;
            while (currentLine < len) {
                self.$tokenizeRow(currentLine);
                endLine = currentLine;
                do {
                    currentLine++;
                } while (self.lines[currentLine]);
                processedLines++;
                if ((processedLines % 5 === 0) && (new Date() - workerStart) > 20) {
                    self.running = setTimeout(self.$worker, 20);
                    break;
                }
            }
            self.currentLine = currentLine;

            if (endLine == -1)
                endLine = currentLine;

            if (startLine <= endLine)
                self.fireUpdateEvent(startLine, endLine);
        };
    };

    (function () {

        oop.implement(this, EventEmitter);
        this.setTokenizer = function (tokenizer) {
            this.tokenizer = tokenizer;
            this.lines = [];
            this.states = [];

            this.start(0);
        };
        this.setDocument = function (doc) {
            this.doc = doc;
            this.lines = [];
            this.states = [];

            this.stop();
        };
        this.fireUpdateEvent = function (firstRow, lastRow) {
            var data = {
                first: firstRow,
                last: lastRow
            };
            this._signal("update", {data: data});
        };
        this.start = function (startRow) {
            this.currentLine = Math.min(startRow || 0, this.currentLine, this.doc.getLength());
            this.lines.splice(this.currentLine, this.lines.length);
            this.states.splice(this.currentLine, this.states.length);

            this.stop();
            this.running = setTimeout(this.$worker, 700);
        };

        this.scheduleStart = function () {
            if (!this.running)
                this.running = setTimeout(this.$worker, 700);
        };

        this.$updateOnChange = function (delta) {
            var startRow = delta.start.row;
            var len = delta.end.row - startRow;

            if (len === 0) {
                this.lines[startRow] = null;
            } else if (delta.action == "remove") {
                this.lines.splice(startRow, len + 1, null);
                this.states.splice(startRow, len + 1, null);
            } else {
                var args = Array(len + 1);
                args.unshift(startRow, 1);
                this.lines.splice.apply(this.lines, args);
                this.states.splice.apply(this.states, args);
            }

            this.currentLine = Math.min(startRow, this.currentLine, this.doc.getLength());

            this.stop();
        };
        this.stop = function () {
            if (this.running)
                clearTimeout(this.running);
            this.running = false;
        };
        this.getTokens = function (row) {
            return this.lines[row] || this.$tokenizeRow(row);
        };
        this.getState = function (row) {
            if (this.currentLine == row)
                this.$tokenizeRow(row);
            return this.states[row] || "start";
        };

        this.$tokenizeRow = function (row) {
            var line = this.doc.getLine(row);
            var state = this.states[row - 1];

            var data = this.tokenizer.getLineTokens(line, state, row);

            if (this.states[row] + "" !== data.state + "") {
                this.states[row] = data.state;
                this.lines[row + 1] = null;
                if (this.currentLine > row + 1)
                    this.currentLine = row + 1;
            } else if (this.currentLine == row) {
                this.currentLine = row + 1;
            }

            return this.lines[row] = data.tokens;
        };

    }).call(BackgroundTokenizer.prototype);

    exports.BackgroundTokenizer = BackgroundTokenizer;
});

define("ace/search_highlight", ["require", "exports", "module", "ace/lib/lang", "ace/lib/oop", "ace/range"], function (require, exports, module) {
    "use strict";

    var lang = require("./lib/lang");
    var oop = require("./lib/oop");
    var Range = require("./range").Range;

    var SearchHighlight = function (regExp, clazz, type) {
        this.setRegexp(regExp);
        this.clazz = clazz;
        this.type = type || "text";
    };

    (function () {
        this.MAX_RANGES = 500;

        this.setRegexp = function (regExp) {
            if (this.regExp + "" == regExp + "")
                return;
            this.regExp = regExp;
            this.cache = [];
        };

        this.update = function (html, markerLayer, session, config) {
            if (!this.regExp)
                return;
            var start = config.firstRow, end = config.lastRow;

            for (var i = start; i <= end; i++) {
                var ranges = this.cache[i];
                if (ranges == null) {
                    ranges = lang.getMatchOffsets(session.getLine(i), this.regExp);
                    if (ranges.length > this.MAX_RANGES)
                        ranges = ranges.slice(0, this.MAX_RANGES);
                    ranges = ranges.map(function (match) {
                        return new Range(i, match.offset, i, match.offset + match.length);
                    });
                    this.cache[i] = ranges.length ? ranges : "";
                }

                for (var j = ranges.length; j--;) {
                    markerLayer.drawSingleLineMarker(
                        html, ranges[j].toScreenRange(session), this.clazz, config);
                }
            }
        };

    }).call(SearchHighlight.prototype);

    exports.SearchHighlight = SearchHighlight;
});

define("ace/edit_session/fold_line", ["require", "exports", "module", "ace/range"], function (require, exports, module) {
    "use strict";

    var Range = require("../range").Range;

    function FoldLine(foldData, folds) {
        this.foldData = foldData;
        if (Array.isArray(folds)) {
            this.folds = folds;
        } else {
            folds = this.folds = [folds];
        }

        var last = folds[folds.length - 1];
        this.range = new Range(folds[0].start.row, folds[0].start.column,
            last.end.row, last.end.column);
        this.start = this.range.start;
        this.end = this.range.end;

        this.folds.forEach(function (fold) {
            fold.setFoldLine(this);
        }, this);
    }

    (function () {
        this.shiftRow = function (shift) {
            this.start.row += shift;
            this.end.row += shift;
            this.folds.forEach(function (fold) {
                fold.start.row += shift;
                fold.end.row += shift;
            });
        };

        this.addFold = function (fold) {
            if (fold.sameRow) {
                if (fold.start.row < this.startRow || fold.endRow > this.endRow) {
                    throw new Error("Can't add a fold to this FoldLine as it has no connection");
                }
                this.folds.push(fold);
                this.folds.sort(function (a, b) {
                    return -a.range.compareEnd(b.start.row, b.start.column);
                });
                if (this.range.compareEnd(fold.start.row, fold.start.column) > 0) {
                    this.end.row = fold.end.row;
                    this.end.column = fold.end.column;
                } else if (this.range.compareStart(fold.end.row, fold.end.column) < 0) {
                    this.start.row = fold.start.row;
                    this.start.column = fold.start.column;
                }
            } else if (fold.start.row == this.end.row) {
                this.folds.push(fold);
                this.end.row = fold.end.row;
                this.end.column = fold.end.column;
            } else if (fold.end.row == this.start.row) {
                this.folds.unshift(fold);
                this.start.row = fold.start.row;
                this.start.column = fold.start.column;
            } else {
                throw new Error("Trying to add fold to FoldRow that doesn't have a matching row");
            }
            fold.foldLine = this;
        };

        this.containsRow = function (row) {
            return row >= this.start.row && row <= this.end.row;
        };

        this.walk = function (callback, endRow, endColumn) {
            var lastEnd = 0,
                folds = this.folds,
                fold,
                cmp, stop, isNewRow = true;

            if (endRow == null) {
                endRow = this.end.row;
                endColumn = this.end.column;
            }

            for (var i = 0; i < folds.length; i++) {
                fold = folds[i];

                cmp = fold.range.compareStart(endRow, endColumn);
                if (cmp == -1) {
                    callback(null, endRow, endColumn, lastEnd, isNewRow);
                    return;
                }

                stop = callback(null, fold.start.row, fold.start.column, lastEnd, isNewRow);
                stop = !stop && callback(fold.placeholder, fold.start.row, fold.start.column, lastEnd);
                if (stop || cmp === 0) {
                    return;
                }
                isNewRow = !fold.sameRow;
                lastEnd = fold.end.column;
            }
            callback(null, endRow, endColumn, lastEnd, isNewRow);
        };

        this.getNextFoldTo = function (row, column) {
            var fold, cmp;
            for (var i = 0; i < this.folds.length; i++) {
                fold = this.folds[i];
                cmp = fold.range.compareEnd(row, column);
                if (cmp == -1) {
                    return {
                        fold: fold,
                        kind: "after"
                    };
                } else if (cmp === 0) {
                    return {
                        fold: fold,
                        kind: "inside"
                    };
                }
            }
            return null;
        };

        this.addRemoveChars = function (row, column, len) {
            var ret = this.getNextFoldTo(row, column),
                fold, folds;
            if (ret) {
                fold = ret.fold;
                if (ret.kind == "inside"
                    && fold.start.column != column
                    && fold.start.row != row) {
                    window.console && window.console.log(row, column, fold);
                } else if (fold.start.row == row) {
                    folds = this.folds;
                    var i = folds.indexOf(fold);
                    if (i === 0) {
                        this.start.column += len;
                    }
                    for (i; i < folds.length; i++) {
                        fold = folds[i];
                        fold.start.column += len;
                        if (!fold.sameRow) {
                            return;
                        }
                        fold.end.column += len;
                    }
                    this.end.column += len;
                }
            }
        };

        this.split = function (row, column) {
            var pos = this.getNextFoldTo(row, column);

            if (!pos || pos.kind == "inside")
                return null;

            var fold = pos.fold;
            var folds = this.folds;
            var foldData = this.foldData;

            var i = folds.indexOf(fold);
            var foldBefore = folds[i - 1];
            this.end.row = foldBefore.end.row;
            this.end.column = foldBefore.end.column;
            folds = folds.splice(i, folds.length - i);

            var newFoldLine = new FoldLine(foldData, folds);
            foldData.splice(foldData.indexOf(this) + 1, 0, newFoldLine);
            return newFoldLine;
        };

        this.merge = function (foldLineNext) {
            var folds = foldLineNext.folds;
            for (var i = 0; i < folds.length; i++) {
                this.addFold(folds[i]);
            }
            var foldData = this.foldData;
            foldData.splice(foldData.indexOf(foldLineNext), 1);
        };

        this.toString = function () {
            var ret = [this.range.toString() + ": ["];

            this.folds.forEach(function (fold) {
                ret.push("  " + fold.toString());
            });
            ret.push("]");
            return ret.join("\n");
        };

        this.idxToPosition = function (idx) {
            var lastFoldEndColumn = 0;

            for (var i = 0; i < this.folds.length; i++) {
                var fold = this.folds[i];

                idx -= fold.start.column - lastFoldEndColumn;
                if (idx < 0) {
                    return {
                        row: fold.start.row,
                        column: fold.start.column + idx
                    };
                }

                idx -= fold.placeholder.length;
                if (idx < 0) {
                    return fold.start;
                }

                lastFoldEndColumn = fold.end.column;
            }

            return {
                row: this.end.row,
                column: this.end.column + idx
            };
        };
    }).call(FoldLine.prototype);

    exports.FoldLine = FoldLine;
});

define("ace/range_list", ["require", "exports", "module", "ace/range"], function (require, exports, module) {
    "use strict";
    var Range = require("./range").Range;
    var comparePoints = Range.comparePoints;

    var RangeList = function () {
        this.ranges = [];
    };

    (function () {
        this.comparePoints = comparePoints;

        this.pointIndex = function (pos, excludeEdges, startIndex) {
            var list = this.ranges;

            for (var i = startIndex || 0; i < list.length; i++) {
                var range = list[i];
                var cmpEnd = comparePoints(pos, range.end);
                if (cmpEnd > 0)
                    continue;
                var cmpStart = comparePoints(pos, range.start);
                if (cmpEnd === 0)
                    return excludeEdges && cmpStart !== 0 ? -i - 2 : i;
                if (cmpStart > 0 || (cmpStart === 0 && !excludeEdges))
                    return i;

                return -i - 1;
            }
            return -i - 1;
        };

        this.add = function (range) {
            var excludeEdges = !range.isEmpty();
            var startIndex = this.pointIndex(range.start, excludeEdges);
            if (startIndex < 0)
                startIndex = -startIndex - 1;

            var endIndex = this.pointIndex(range.end, excludeEdges, startIndex);

            if (endIndex < 0)
                endIndex = -endIndex - 1;
            else
                endIndex++;
            return this.ranges.splice(startIndex, endIndex - startIndex, range);
        };

        this.addList = function (list) {
            var removed = [];
            for (var i = list.length; i--;) {
                removed.push.apply(removed, this.add(list[i]));
            }
            return removed;
        };

        this.substractPoint = function (pos) {
            var i = this.pointIndex(pos);

            if (i >= 0)
                return this.ranges.splice(i, 1);
        };
        this.merge = function () {
            var removed = [];
            var list = this.ranges;

            list = list.sort(function (a, b) {
                return comparePoints(a.start, b.start);
            });

            var next = list[0], range;
            for (var i = 1; i < list.length; i++) {
                range = next;
                next = list[i];
                var cmp = comparePoints(range.end, next.start);
                if (cmp < 0)
                    continue;

                if (cmp == 0 && !range.isEmpty() && !next.isEmpty())
                    continue;

                if (comparePoints(range.end, next.end) < 0) {
                    range.end.row = next.end.row;
                    range.end.column = next.end.column;
                }

                list.splice(i, 1);
                removed.push(next);
                next = range;
                i--;
            }

            this.ranges = list;

            return removed;
        };

        this.contains = function (row, column) {
            return this.pointIndex({row: row, column: column}) >= 0;
        };

        this.containsPoint = function (pos) {
            return this.pointIndex(pos) >= 0;
        };

        this.rangeAtPoint = function (pos) {
            var i = this.pointIndex(pos);
            if (i >= 0)
                return this.ranges[i];
        };


        this.clipRows = function (startRow, endRow) {
            var list = this.ranges;
            if (list[0].start.row > endRow || list[list.length - 1].start.row < startRow)
                return [];

            var startIndex = this.pointIndex({row: startRow, column: 0});
            if (startIndex < 0)
                startIndex = -startIndex - 1;
            var endIndex = this.pointIndex({row: endRow, column: 0}, startIndex);
            if (endIndex < 0)
                endIndex = -endIndex - 1;

            var clipped = [];
            for (var i = startIndex; i < endIndex; i++) {
                clipped.push(list[i]);
            }
            return clipped;
        };

        this.removeAll = function () {
            return this.ranges.splice(0, this.ranges.length);
        };

        this.attach = function (session) {
            if (this.session)
                this.detach();

            this.session = session;
            this.onChange = this.$onChange.bind(this);

            this.session.on('change', this.onChange);
        };

        this.detach = function () {
            if (!this.session)
                return;
            this.session.removeListener('change', this.onChange);
            this.session = null;
        };

        this.$onChange = function (delta) {
            if (delta.action == "insert") {
                var start = delta.start;
                var end = delta.end;
            } else {
                var end = delta.start;
                var start = delta.end;
            }
            var startRow = start.row;
            var endRow = end.row;
            var lineDif = endRow - startRow;

            var colDiff = -start.column + end.column;
            var ranges = this.ranges;

            for (var i = 0, n = ranges.length; i < n; i++) {
                var r = ranges[i];
                if (r.end.row < startRow)
                    continue;
                if (r.start.row > startRow)
                    break;

                if (r.start.row == startRow && r.start.column >= start.column) {
                    if (r.start.column == start.column && this.$insertRight) {
                    } else {
                        r.start.column += colDiff;
                        r.start.row += lineDif;
                    }
                }
                if (r.end.row == startRow && r.end.column >= start.column) {
                    if (r.end.column == start.column && this.$insertRight) {
                        continue;
                    }
                    if (r.end.column == start.column && colDiff > 0 && i < n - 1) {
                        if (r.end.column > r.start.column && r.end.column == ranges[i + 1].start.column)
                            r.end.column -= colDiff;
                    }
                    r.end.column += colDiff;
                    r.end.row += lineDif;
                }
            }

            if (lineDif != 0 && i < n) {
                for (; i < n; i++) {
                    var r = ranges[i];
                    r.start.row += lineDif;
                    r.end.row += lineDif;
                }
            }
        };

    }).call(RangeList.prototype);

    exports.RangeList = RangeList;
});

define("ace/edit_session/fold", ["require", "exports", "module", "ace/range", "ace/range_list", "ace/lib/oop"], function (require, exports, module) {
    "use strict";

    var Range = require("../range").Range;
    var RangeList = require("../range_list").RangeList;
    var oop = require("../lib/oop");
    var Fold = exports.Fold = function (range, placeholder) {
        this.foldLine = null;
        this.placeholder = placeholder;
        this.range = range;
        this.start = range.start;
        this.end = range.end;

        this.sameRow = range.start.row == range.end.row;
        this.subFolds = this.ranges = [];
    };

    oop.inherits(Fold, RangeList);

    (function () {

        this.toString = function () {
            return '"' + this.placeholder + '" ' + this.range.toString();
        };

        this.setFoldLine = function (foldLine) {
            this.foldLine = foldLine;
            this.subFolds.forEach(function (fold) {
                fold.setFoldLine(foldLine);
            });
        };

        this.clone = function () {
            var range = this.range.clone();
            var fold = new Fold(range, this.placeholder);
            this.subFolds.forEach(function (subFold) {
                fold.subFolds.push(subFold.clone());
            });
            fold.collapseChildren = this.collapseChildren;
            return fold;
        };

        this.addSubFold = function (fold) {
            if (this.range.isEqual(fold))
                return;

            if (!this.range.containsRange(fold))
                throw new Error("A fold can't intersect already existing fold" + fold.range + this.range);
            consumeRange(fold, this.start);

            var row = fold.start.row, column = fold.start.column;
            for (var i = 0, cmp = -1; i < this.subFolds.length; i++) {
                cmp = this.subFolds[i].range.compare(row, column);
                if (cmp != 1)
                    break;
            }
            var afterStart = this.subFolds[i];

            if (cmp == 0)
                return afterStart.addSubFold(fold);
            var row = fold.range.end.row, column = fold.range.end.column;
            for (var j = i, cmp = -1; j < this.subFolds.length; j++) {
                cmp = this.subFolds[j].range.compare(row, column);
                if (cmp != 1)
                    break;
            }
            var afterEnd = this.subFolds[j];

            if (cmp == 0)
                throw new Error("A fold can't intersect already existing fold" + fold.range + this.range);

            var consumedFolds = this.subFolds.splice(i, j - i, fold);
            fold.setFoldLine(this.foldLine);

            return fold;
        };

        this.restoreRange = function (range) {
            return restoreRange(range, this.start);
        };

    }).call(Fold.prototype);

    function consumePoint(point, anchor) {
        point.row -= anchor.row;
        if (point.row == 0)
            point.column -= anchor.column;
    }

    function consumeRange(range, anchor) {
        consumePoint(range.start, anchor);
        consumePoint(range.end, anchor);
    }

    function restorePoint(point, anchor) {
        if (point.row == 0)
            point.column += anchor.column;
        point.row += anchor.row;
    }

    function restoreRange(range, anchor) {
        restorePoint(range.start, anchor);
        restorePoint(range.end, anchor);
    }

});

define("ace/edit_session/folding", ["require", "exports", "module", "ace/range", "ace/edit_session/fold_line", "ace/edit_session/fold", "ace/token_iterator"], function (require, exports, module) {
    "use strict";

    var Range = require("../range").Range;
    var FoldLine = require("./fold_line").FoldLine;
    var Fold = require("./fold").Fold;
    var TokenIterator = require("../token_iterator").TokenIterator;

    function Folding() {
        this.getFoldAt = function (row, column, side) {
            var foldLine = this.getFoldLine(row);
            if (!foldLine)
                return null;

            var folds = foldLine.folds;
            for (var i = 0; i < folds.length; i++) {
                var fold = folds[i];
                if (fold.range.contains(row, column)) {
                    if (side == 1 && fold.range.isEnd(row, column)) {
                        continue;
                    } else if (side == -1 && fold.range.isStart(row, column)) {
                        continue;
                    }
                    return fold;
                }
            }
        };
        this.getFoldsInRange = function (range) {
            var start = range.start;
            var end = range.end;
            var foldLines = this.$foldData;
            var foundFolds = [];

            start.column += 1;
            end.column -= 1;

            for (var i = 0; i < foldLines.length; i++) {
                var cmp = foldLines[i].range.compareRange(range);
                if (cmp == 2) {
                    continue;
                } else if (cmp == -2) {
                    break;
                }

                var folds = foldLines[i].folds;
                for (var j = 0; j < folds.length; j++) {
                    var fold = folds[j];
                    cmp = fold.range.compareRange(range);
                    if (cmp == -2) {
                        break;
                    } else if (cmp == 2) {
                        continue;
                    } else if (cmp == 42) {
                        break;
                    }
                    foundFolds.push(fold);
                }
            }
            start.column -= 1;
            end.column += 1;

            return foundFolds;
        };

        this.getFoldsInRangeList = function (ranges) {
            if (Array.isArray(ranges)) {
                var folds = [];
                ranges.forEach(function (range) {
                    folds = folds.concat(this.getFoldsInRange(range));
                }, this);
            } else {
                var folds = this.getFoldsInRange(ranges);
            }
            return folds;
        };
        this.getAllFolds = function () {
            var folds = [];
            var foldLines = this.$foldData;

            for (var i = 0; i < foldLines.length; i++)
                for (var j = 0; j < foldLines[i].folds.length; j++)
                    folds.push(foldLines[i].folds[j]);

            return folds;
        };
        this.getFoldStringAt = function (row, column, trim, foldLine) {
            foldLine = foldLine || this.getFoldLine(row);
            if (!foldLine)
                return null;

            var lastFold = {
                end: {column: 0}
            };
            var str, fold;
            for (var i = 0; i < foldLine.folds.length; i++) {
                fold = foldLine.folds[i];
                var cmp = fold.range.compareEnd(row, column);
                if (cmp == -1) {
                    str = this
                        .getLine(fold.start.row)
                        .substring(lastFold.end.column, fold.start.column);
                    break;
                } else if (cmp === 0) {
                    return null;
                }
                lastFold = fold;
            }
            if (!str)
                str = this.getLine(fold.start.row).substring(lastFold.end.column);

            if (trim == -1)
                return str.substring(0, column - lastFold.end.column);
            else if (trim == 1)
                return str.substring(column - lastFold.end.column);
            else
                return str;
        };

        this.getFoldLine = function (docRow, startFoldLine) {
            var foldData = this.$foldData;
            var i = 0;
            if (startFoldLine)
                i = foldData.indexOf(startFoldLine);
            if (i == -1)
                i = 0;
            for (i; i < foldData.length; i++) {
                var foldLine = foldData[i];
                if (foldLine.start.row <= docRow && foldLine.end.row >= docRow) {
                    return foldLine;
                } else if (foldLine.end.row > docRow) {
                    return null;
                }
            }
            return null;
        };
        this.getNextFoldLine = function (docRow, startFoldLine) {
            var foldData = this.$foldData;
            var i = 0;
            if (startFoldLine)
                i = foldData.indexOf(startFoldLine);
            if (i == -1)
                i = 0;
            for (i; i < foldData.length; i++) {
                var foldLine = foldData[i];
                if (foldLine.end.row >= docRow) {
                    return foldLine;
                }
            }
            return null;
        };

        this.getFoldedRowCount = function (first, last) {
            var foldData = this.$foldData, rowCount = last - first + 1;
            for (var i = 0; i < foldData.length; i++) {
                var foldLine = foldData[i],
                    end = foldLine.end.row,
                    start = foldLine.start.row;
                if (end >= last) {
                    if (start < last) {
                        if (start >= first)
                            rowCount -= last - start;
                        else
                            rowCount = 0; // in one fold
                    }
                    break;
                } else if (end >= first) {
                    if (start >= first) // fold inside range
                        rowCount -= end - start;
                    else
                        rowCount -= end - first + 1;
                }
            }
            return rowCount;
        };

        this.$addFoldLine = function (foldLine) {
            this.$foldData.push(foldLine);
            this.$foldData.sort(function (a, b) {
                return a.start.row - b.start.row;
            });
            return foldLine;
        };
        this.addFold = function (placeholder, range) {
            var foldData = this.$foldData;
            var added = false;
            var fold;

            if (placeholder instanceof Fold)
                fold = placeholder;
            else {
                fold = new Fold(range, placeholder);
                fold.collapseChildren = range.collapseChildren;
            }
            this.$clipRangeToDocument(fold.range);

            var startRow = fold.start.row;
            var startColumn = fold.start.column;
            var endRow = fold.end.row;
            var endColumn = fold.end.column;
            if (!(startRow < endRow ||
                startRow == endRow && startColumn <= endColumn - 2))
                throw new Error("The range has to be at least 2 characters width");

            var startFold = this.getFoldAt(startRow, startColumn, 1);
            var endFold = this.getFoldAt(endRow, endColumn, -1);
            if (startFold && endFold == startFold)
                return startFold.addSubFold(fold);

            if (startFold && !startFold.range.isStart(startRow, startColumn))
                this.removeFold(startFold);

            if (endFold && !endFold.range.isEnd(endRow, endColumn))
                this.removeFold(endFold);
            var folds = this.getFoldsInRange(fold.range);
            if (folds.length > 0) {
                this.removeFolds(folds);
                folds.forEach(function (subFold) {
                    fold.addSubFold(subFold);
                });
            }

            for (var i = 0; i < foldData.length; i++) {
                var foldLine = foldData[i];
                if (endRow == foldLine.start.row) {
                    foldLine.addFold(fold);
                    added = true;
                    break;
                } else if (startRow == foldLine.end.row) {
                    foldLine.addFold(fold);
                    added = true;
                    if (!fold.sameRow) {
                        var foldLineNext = foldData[i + 1];
                        if (foldLineNext && foldLineNext.start.row == endRow) {
                            foldLine.merge(foldLineNext);
                            break;
                        }
                    }
                    break;
                } else if (endRow <= foldLine.start.row) {
                    break;
                }
            }

            if (!added)
                foldLine = this.$addFoldLine(new FoldLine(this.$foldData, fold));

            if (this.$useWrapMode)
                this.$updateWrapData(foldLine.start.row, foldLine.start.row);
            else
                this.$updateRowLengthCache(foldLine.start.row, foldLine.start.row);
            this.$modified = true;
            this._signal("changeFold", {data: fold, action: "add"});

            return fold;
        };

        this.addFolds = function (folds) {
            folds.forEach(function (fold) {
                this.addFold(fold);
            }, this);
        };

        this.removeFold = function (fold) {
            var foldLine = fold.foldLine;
            var startRow = foldLine.start.row;
            var endRow = foldLine.end.row;

            var foldLines = this.$foldData;
            var folds = foldLine.folds;
            if (folds.length == 1) {
                foldLines.splice(foldLines.indexOf(foldLine), 1);
            } else if (foldLine.range.isEnd(fold.end.row, fold.end.column)) {
                folds.pop();
                foldLine.end.row = folds[folds.length - 1].end.row;
                foldLine.end.column = folds[folds.length - 1].end.column;
            } else if (foldLine.range.isStart(fold.start.row, fold.start.column)) {
                folds.shift();
                foldLine.start.row = folds[0].start.row;
                foldLine.start.column = folds[0].start.column;
            } else if (fold.sameRow) {
                folds.splice(folds.indexOf(fold), 1);
            } else {
                var newFoldLine = foldLine.split(fold.start.row, fold.start.column);
                folds = newFoldLine.folds;
                folds.shift();
                newFoldLine.start.row = folds[0].start.row;
                newFoldLine.start.column = folds[0].start.column;
            }

            if (!this.$updating) {
                if (this.$useWrapMode)
                    this.$updateWrapData(startRow, endRow);
                else
                    this.$updateRowLengthCache(startRow, endRow);
            }
            this.$modified = true;
            this._signal("changeFold", {data: fold, action: "remove"});
        };

        this.removeFolds = function (folds) {
            var cloneFolds = [];
            for (var i = 0; i < folds.length; i++) {
                cloneFolds.push(folds[i]);
            }

            cloneFolds.forEach(function (fold) {
                this.removeFold(fold);
            }, this);
            this.$modified = true;
        };

        this.expandFold = function (fold) {
            this.removeFold(fold);
            fold.subFolds.forEach(function (subFold) {
                fold.restoreRange(subFold);
                this.addFold(subFold);
            }, this);
            if (fold.collapseChildren > 0) {
                this.foldAll(fold.start.row + 1, fold.end.row, fold.collapseChildren - 1);
            }
            fold.subFolds = [];
        };

        this.expandFolds = function (folds) {
            folds.forEach(function (fold) {
                this.expandFold(fold);
            }, this);
        };

        this.unfold = function (location, expandInner) {
            var range, folds;
            if (location == null) {
                range = new Range(0, 0, this.getLength(), 0);
                expandInner = true;
            } else if (typeof location == "number")
                range = new Range(location, 0, location, this.getLine(location).length);
            else if ("row" in location)
                range = Range.fromPoints(location, location);
            else
                range = location;

            folds = this.getFoldsInRangeList(range);
            if (expandInner) {
                this.removeFolds(folds);
            } else {
                var subFolds = folds;
                while (subFolds.length) {
                    this.expandFolds(subFolds);
                    subFolds = this.getFoldsInRangeList(range);
                }
            }
            if (folds.length)
                return folds;
        };
        this.isRowFolded = function (docRow, startFoldRow) {
            return !!this.getFoldLine(docRow, startFoldRow);
        };

        this.getRowFoldEnd = function (docRow, startFoldRow) {
            var foldLine = this.getFoldLine(docRow, startFoldRow);
            return foldLine ? foldLine.end.row : docRow;
        };

        this.getRowFoldStart = function (docRow, startFoldRow) {
            var foldLine = this.getFoldLine(docRow, startFoldRow);
            return foldLine ? foldLine.start.row : docRow;
        };

        this.getFoldDisplayLine = function (foldLine, endRow, endColumn, startRow, startColumn) {
            if (startRow == null)
                startRow = foldLine.start.row;
            if (startColumn == null)
                startColumn = 0;
            if (endRow == null)
                endRow = foldLine.end.row;
            if (endColumn == null)
                endColumn = this.getLine(endRow).length;
            var doc = this.doc;
            var textLine = "";

            foldLine.walk(function (placeholder, row, column, lastColumn) {
                if (row < startRow)
                    return;
                if (row == startRow) {
                    if (column < startColumn)
                        return;
                    lastColumn = Math.max(startColumn, lastColumn);
                }

                if (placeholder != null) {
                    textLine += placeholder;
                } else {
                    textLine += doc.getLine(row).substring(lastColumn, column);
                }
            }, endRow, endColumn);
            return textLine;
        };

        this.getDisplayLine = function (row, endColumn, startRow, startColumn) {
            var foldLine = this.getFoldLine(row);

            if (!foldLine) {
                var line;
                line = this.doc.getLine(row);
                return line.substring(startColumn || 0, endColumn || line.length);
            } else {
                return this.getFoldDisplayLine(
                    foldLine, row, endColumn, startRow, startColumn);
            }
        };

        this.$cloneFoldData = function () {
            var fd = [];
            fd = this.$foldData.map(function (foldLine) {
                var folds = foldLine.folds.map(function (fold) {
                    return fold.clone();
                });
                return new FoldLine(fd, folds);
            });

            return fd;
        };

        this.toggleFold = function (tryToUnfold) {
            var selection = this.selection;
            var range = selection.getRange();
            var fold;
            var bracketPos;

            if (range.isEmpty()) {
                var cursor = range.start;
                fold = this.getFoldAt(cursor.row, cursor.column);

                if (fold) {
                    this.expandFold(fold);
                    return;
                } else if (bracketPos = this.findMatchingBracket(cursor)) {
                    if (range.comparePoint(bracketPos) == 1) {
                        range.end = bracketPos;
                    } else {
                        range.start = bracketPos;
                        range.start.column++;
                        range.end.column--;
                    }
                } else if (bracketPos = this.findMatchingBracket({row: cursor.row, column: cursor.column + 1})) {
                    if (range.comparePoint(bracketPos) == 1)
                        range.end = bracketPos;
                    else
                        range.start = bracketPos;

                    range.start.column++;
                } else {
                    range = this.getCommentFoldRange(cursor.row, cursor.column) || range;
                }
            } else {
                var folds = this.getFoldsInRange(range);
                if (tryToUnfold && folds.length) {
                    this.expandFolds(folds);
                    return;
                } else if (folds.length == 1) {
                    fold = folds[0];
                }
            }

            if (!fold)
                fold = this.getFoldAt(range.start.row, range.start.column);

            if (fold && fold.range.toString() == range.toString()) {
                this.expandFold(fold);
                return;
            }

            var placeholder = "...";
            if (!range.isMultiLine()) {
                placeholder = this.getTextRange(range);
                if (placeholder.length < 4)
                    return;
                placeholder = placeholder.trim().substring(0, 2) + "..";
            }

            this.addFold(placeholder, range);
        };

        this.getCommentFoldRange = function (row, column, dir) {
            var iterator = new TokenIterator(this, row, column);
            var token = iterator.getCurrentToken();
            var type = token.type;
            if (token && /^comment|string/.test(type)) {
                type = type.match(/comment|string/)[0];
                if (type == "comment")
                    type += "|doc-start";
                var re = new RegExp(type);
                var range = new Range();
                if (dir != 1) {
                    do {
                        token = iterator.stepBackward();
                    } while (token && re.test(token.type));
                    iterator.stepForward();
                }

                range.start.row = iterator.getCurrentTokenRow();
                range.start.column = iterator.getCurrentTokenColumn() + 2;

                iterator = new TokenIterator(this, row, column);

                if (dir != -1) {
                    var lastRow = -1;
                    do {
                        token = iterator.stepForward();
                        if (lastRow == -1) {
                            var state = this.getState(iterator.$row);
                            if (!re.test(state))
                                lastRow = iterator.$row;
                        } else if (iterator.$row > lastRow) {
                            break;
                        }
                    } while (token && re.test(token.type));
                    token = iterator.stepBackward();
                } else
                    token = iterator.getCurrentToken();

                range.end.row = iterator.getCurrentTokenRow();
                range.end.column = iterator.getCurrentTokenColumn() + token.value.length - 2;
                return range;
            }
        };

        this.foldAll = function (startRow, endRow, depth) {
            if (depth == undefined)
                depth = 100000; // JSON.stringify doesn't hanle Infinity
            var foldWidgets = this.foldWidgets;
            if (!foldWidgets)
                return; // mode doesn't support folding
            endRow = endRow || this.getLength();
            startRow = startRow || 0;
            for (var row = startRow; row < endRow; row++) {
                if (foldWidgets[row] == null)
                    foldWidgets[row] = this.getFoldWidget(row);
                if (foldWidgets[row] != "start")
                    continue;

                var range = this.getFoldWidgetRange(row);
                if (range && range.isMultiLine()
                    && range.end.row <= endRow
                    && range.start.row >= startRow
                ) {
                    row = range.end.row;
                    try {
                        var fold = this.addFold("...", range);
                        if (fold)
                            fold.collapseChildren = depth;
                    } catch (e) {
                    }
                }
            }
        };
        this.$foldStyles = {
            "manual": 1,
            "markbegin": 1,
            "markbeginend": 1
        };
        this.$foldStyle = "markbegin";
        this.setFoldStyle = function (style) {
            if (!this.$foldStyles[style])
                throw new Error("invalid fold style: " + style + "[" + Object.keys(this.$foldStyles).join(", ") + "]");

            if (this.$foldStyle == style)
                return;

            this.$foldStyle = style;

            if (style == "manual")
                this.unfold();
            var mode = this.$foldMode;
            this.$setFolding(null);
            this.$setFolding(mode);
        };

        this.$setFolding = function (foldMode) {
            if (this.$foldMode == foldMode)
                return;

            this.$foldMode = foldMode;

            this.off('change', this.$updateFoldWidgets);
            this.off('tokenizerUpdate', this.$tokenizerUpdateFoldWidgets);
            this._signal("changeAnnotation");

            if (!foldMode || this.$foldStyle == "manual") {
                this.foldWidgets = null;
                return;
            }

            this.foldWidgets = [];
            this.getFoldWidget = foldMode.getFoldWidget.bind(foldMode, this, this.$foldStyle);
            this.getFoldWidgetRange = foldMode.getFoldWidgetRange.bind(foldMode, this, this.$foldStyle);

            this.$updateFoldWidgets = this.updateFoldWidgets.bind(this);
            this.$tokenizerUpdateFoldWidgets = this.tokenizerUpdateFoldWidgets.bind(this);
            this.on('change', this.$updateFoldWidgets);
            this.on('tokenizerUpdate', this.$tokenizerUpdateFoldWidgets);
        };

        this.getParentFoldRangeData = function (row, ignoreCurrent) {
            var fw = this.foldWidgets;
            if (!fw || (ignoreCurrent && fw[row]))
                return {};

            var i = row - 1, firstRange;
            while (i >= 0) {
                var c = fw[i];
                if (c == null)
                    c = fw[i] = this.getFoldWidget(i);

                if (c == "start") {
                    var range = this.getFoldWidgetRange(i);
                    if (!firstRange)
                        firstRange = range;
                    if (range && range.end.row >= row)
                        break;
                }
                i--;
            }

            return {
                range: i !== -1 && range,
                firstRange: firstRange
            };
        };

        this.onFoldWidgetClick = function (row, e) {
            e = e.domEvent;
            var options = {
                children: e.shiftKey,
                all: e.ctrlKey || e.metaKey,
                siblings: e.altKey
            };

            var range = this.$toggleFoldWidget(row, options);
            if (!range) {
                var el = (e.target || e.srcElement);
                if (el && /ace_fold-widget/.test(el.className))
                    el.className += " ace_invalid";
            }
        };

        this.$toggleFoldWidget = function (row, options) {
            if (!this.getFoldWidget)
                return;
            var type = this.getFoldWidget(row);
            var line = this.getLine(row);

            var dir = type === "end" ? -1 : 1;
            var fold = this.getFoldAt(row, dir === -1 ? 0 : line.length, dir);

            if (fold) {
                if (options.children || options.all)
                    this.removeFold(fold);
                else
                    this.expandFold(fold);
                return fold;
            }

            var range = this.getFoldWidgetRange(row, true);
            if (range && !range.isMultiLine()) {
                fold = this.getFoldAt(range.start.row, range.start.column, 1);
                if (fold && range.isEqual(fold.range)) {
                    this.removeFold(fold);
                    return fold;
                }
            }

            if (options.siblings) {
                var data = this.getParentFoldRangeData(row);
                if (data.range) {
                    var startRow = data.range.start.row + 1;
                    var endRow = data.range.end.row;
                }
                this.foldAll(startRow, endRow, options.all ? 10000 : 0);
            } else if (options.children) {
                endRow = range ? range.end.row : this.getLength();
                this.foldAll(row + 1, endRow, options.all ? 10000 : 0);
            } else if (range) {
                if (options.all)
                    range.collapseChildren = 10000;
                this.addFold("...", range);
            }

            return range;
        };


        this.toggleFoldWidget = function (toggleParent) {
            var row = this.selection.getCursor().row;
            row = this.getRowFoldStart(row);
            var range = this.$toggleFoldWidget(row, {});

            if (range)
                return;
            var data = this.getParentFoldRangeData(row, true);
            range = data.range || data.firstRange;

            if (range) {
                row = range.start.row;
                var fold = this.getFoldAt(row, this.getLine(row).length, 1);

                if (fold) {
                    this.removeFold(fold);
                } else {
                    this.addFold("...", range);
                }
            }
        };

        this.updateFoldWidgets = function (delta) {
            var firstRow = delta.start.row;
            var len = delta.end.row - firstRow;

            if (len === 0) {
                this.foldWidgets[firstRow] = null;
            } else if (delta.action == 'remove') {
                this.foldWidgets.splice(firstRow, len + 1, null);
            } else {
                var args = Array(len + 1);
                args.unshift(firstRow, 1);
                this.foldWidgets.splice.apply(this.foldWidgets, args);
            }
        };
        this.tokenizerUpdateFoldWidgets = function (e) {
            var rows = e.data;
            if (rows.first != rows.last) {
                if (this.foldWidgets.length > rows.first)
                    this.foldWidgets.splice(rows.first, this.foldWidgets.length);
            }
        };
    }

    exports.Folding = Folding;

});

define("ace/edit_session/bracket_match", ["require", "exports", "module", "ace/token_iterator", "ace/range"], function (require, exports, module) {
    "use strict";

    var TokenIterator = require("../token_iterator").TokenIterator;
    var Range = require("../range").Range;


    function BracketMatch() {

        this.findMatchingBracket = function (position, chr) {
            if (position.column == 0) return null;

            var charBeforeCursor = chr || this.getLine(position.row).charAt(position.column - 1);
            if (charBeforeCursor == "") return null;

            var match = charBeforeCursor.match(/([\(\[\{])|([\)\]\}])/);
            if (!match)
                return null;

            if (match[1])
                return this.$findClosingBracket(match[1], position);
            else
                return this.$findOpeningBracket(match[2], position);
        };

        this.getBracketRange = function (pos) {
            var line = this.getLine(pos.row);
            var before = true, range;

            var chr = line.charAt(pos.column - 1);
            var match = chr && chr.match(/([\(\[\{])|([\)\]\}])/);
            if (!match) {
                chr = line.charAt(pos.column);
                pos = {row: pos.row, column: pos.column + 1};
                match = chr && chr.match(/([\(\[\{])|([\)\]\}])/);
                before = false;
            }
            if (!match)
                return null;

            if (match[1]) {
                var bracketPos = this.$findClosingBracket(match[1], pos);
                if (!bracketPos)
                    return null;
                range = Range.fromPoints(pos, bracketPos);
                if (!before) {
                    range.end.column++;
                    range.start.column--;
                }
                range.cursor = range.end;
            } else {
                var bracketPos = this.$findOpeningBracket(match[2], pos);
                if (!bracketPos)
                    return null;
                range = Range.fromPoints(bracketPos, pos);
                if (!before) {
                    range.start.column++;
                    range.end.column--;
                }
                range.cursor = range.start;
            }

            return range;
        };

        this.$brackets = {
            ")": "(",
            "(": ")",
            "]": "[",
            "[": "]",
            "{": "}",
            "}": "{"
        };

        this.$findOpeningBracket = function (bracket, position, typeRe) {
            var openBracket = this.$brackets[bracket];
            var depth = 1;

            var iterator = new TokenIterator(this, position.row, position.column);
            var token = iterator.getCurrentToken();
            if (!token)
                token = iterator.stepForward();
            if (!token)
                return;

            if (!typeRe) {
                typeRe = new RegExp(
                    "(\\.?" +
                    token.type.replace(".", "\\.").replace("rparen", ".paren")
                        .replace(/\b(?:end)\b/, "(?:start|begin|end)")
                    + ")+"
                );
            }
            var valueIndex = position.column - iterator.getCurrentTokenColumn() - 2;
            var value = token.value;

            while (true) {

                while (valueIndex >= 0) {
                    var chr = value.charAt(valueIndex);
                    if (chr == openBracket) {
                        depth -= 1;
                        if (depth == 0) {
                            return {
                                row: iterator.getCurrentTokenRow(),
                                column: valueIndex + iterator.getCurrentTokenColumn()
                            };
                        }
                    } else if (chr == bracket) {
                        depth += 1;
                    }
                    valueIndex -= 1;
                }
                do {
                    token = iterator.stepBackward();
                } while (token && !typeRe.test(token.type));

                if (token == null)
                    break;

                value = token.value;
                valueIndex = value.length - 1;
            }

            return null;
        };

        this.$findClosingBracket = function (bracket, position, typeRe) {
            var closingBracket = this.$brackets[bracket];
            var depth = 1;

            var iterator = new TokenIterator(this, position.row, position.column);
            var token = iterator.getCurrentToken();
            if (!token)
                token = iterator.stepForward();
            if (!token)
                return;

            if (!typeRe) {
                typeRe = new RegExp(
                    "(\\.?" +
                    token.type.replace(".", "\\.").replace("lparen", ".paren")
                        .replace(/\b(?:start|begin)\b/, "(?:start|begin|end)")
                    + ")+"
                );
            }
            var valueIndex = position.column - iterator.getCurrentTokenColumn();

            while (true) {

                var value = token.value;
                var valueLength = value.length;
                while (valueIndex < valueLength) {
                    var chr = value.charAt(valueIndex);
                    if (chr == closingBracket) {
                        depth -= 1;
                        if (depth == 0) {
                            return {
                                row: iterator.getCurrentTokenRow(),
                                column: valueIndex + iterator.getCurrentTokenColumn()
                            };
                        }
                    } else if (chr == bracket) {
                        depth += 1;
                    }
                    valueIndex += 1;
                }
                do {
                    token = iterator.stepForward();
                } while (token && !typeRe.test(token.type));

                if (token == null)
                    break;

                valueIndex = 0;
            }

            return null;
        };
    }

    exports.BracketMatch = BracketMatch;

});

define("ace/edit_session", ["require", "exports", "module", "ace/lib/oop", "ace/lib/lang", "ace/bidihandler", "ace/config", "ace/lib/event_emitter", "ace/selection", "ace/mode/text", "ace/range", "ace/document", "ace/background_tokenizer", "ace/search_highlight", "ace/edit_session/folding", "ace/edit_session/bracket_match"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var lang = require("./lib/lang");
    var BidiHandler = require("./bidihandler").BidiHandler;
    var config = require("./config");
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var Selection = require("./selection").Selection;
    var TextMode = require("./mode/text").Mode;
    var Range = require("./range").Range;
    var Document = require("./document").Document;
    var BackgroundTokenizer = require("./background_tokenizer").BackgroundTokenizer;
    var SearchHighlight = require("./search_highlight").SearchHighlight;

    var EditSession = function (text, mode) {
        this.$breakpoints = [];
        this.$decorations = [];
        this.$frontMarkers = {};
        this.$backMarkers = {};
        this.$markerId = 1;
        this.$undoSelect = true;

        this.$foldData = [];
        this.id = "session" + (++EditSession.$uid);
        this.$foldData.toString = function () {
            return this.join("\n");
        };
        this.on("changeFold", this.onChangeFold.bind(this));
        this.$onChange = this.onChange.bind(this);

        if (typeof text != "object" || !text.getLine)
            text = new Document(text);

        this.$bidiHandler = new BidiHandler(this);
        this.setDocument(text);
        this.selection = new Selection(this);

        config.resetOptions(this);
        this.setMode(mode);
        config._signal("session", this);
    };


    EditSession.$uid = 0;

    (function () {

        oop.implement(this, EventEmitter);
        this.setDocument = function (doc) {
            if (this.doc)
                this.doc.removeListener("change", this.$onChange);

            this.doc = doc;
            doc.on("change", this.$onChange);

            if (this.bgTokenizer)
                this.bgTokenizer.setDocument(this.getDocument());

            this.resetCaches();
        };
        this.getDocument = function () {
            return this.doc;
        };
        this.$resetRowCache = function (docRow) {
            if (!docRow) {
                this.$docRowCache = [];
                this.$screenRowCache = [];
                return;
            }
            var l = this.$docRowCache.length;
            var i = this.$getRowCacheIndex(this.$docRowCache, docRow) + 1;
            if (l > i) {
                this.$docRowCache.splice(i, l);
                this.$screenRowCache.splice(i, l);
            }
        };

        this.$getRowCacheIndex = function (cacheArray, val) {
            var low = 0;
            var hi = cacheArray.length - 1;

            while (low <= hi) {
                var mid = (low + hi) >> 1;
                var c = cacheArray[mid];

                if (val > c)
                    low = mid + 1;
                else if (val < c)
                    hi = mid - 1;
                else
                    return mid;
            }

            return low - 1;
        };

        this.resetCaches = function () {
            this.$modified = true;
            this.$wrapData = [];
            this.$rowLengthCache = [];
            this.$resetRowCache(0);
            if (this.bgTokenizer)
                this.bgTokenizer.start(0);
        };

        this.onChangeFold = function (e) {
            var fold = e.data;
            this.$resetRowCache(fold.start.row);
        };

        this.onChange = function (delta) {
            this.$modified = true;
            this.$bidiHandler.onChange(delta);
            this.$resetRowCache(delta.start.row);

            var removedFolds = this.$updateInternalDataOnChange(delta);
            if (!this.$fromUndo && this.$undoManager && !delta.ignore) {
                this.$deltasDoc.push(delta);
                if (removedFolds && removedFolds.length != 0) {
                    this.$deltasFold.push({
                        action: "removeFolds",
                        folds: removedFolds
                    });
                }

                this.$informUndoManager.schedule();
            }

            this.bgTokenizer && this.bgTokenizer.$updateOnChange(delta);
            this._signal("change", delta);
        };
        this.setValue = function (text) {
            this.doc.setValue(text);
            this.selection.moveTo(0, 0);

            this.$resetRowCache(0);
            this.$deltas = [];
            this.$deltasDoc = [];
            this.$deltasFold = [];
            this.setUndoManager(this.$undoManager);
            this.getUndoManager().reset();
        };
        this.getValue =
            this.toString = function () {
                return this.doc.getValue();
            };
        this.getSelection = function () {
            return this.selection;
        };
        this.getState = function (row) {
            return this.bgTokenizer.getState(row);
        };
        this.getTokens = function (row) {
            return this.bgTokenizer.getTokens(row);
        };
        this.getTokenAt = function (row, column) {
            var tokens = this.bgTokenizer.getTokens(row);
            var token, c = 0;
            if (column == null) {
                var i = tokens.length - 1;
                c = this.getLine(row).length;
            } else {
                for (var i = 0; i < tokens.length; i++) {
                    c += tokens[i].value.length;
                    if (c >= column)
                        break;
                }
            }
            token = tokens[i];
            if (!token)
                return null;
            token.index = i;
            token.start = c - token.value.length;
            return token;
        };
        this.setUndoManager = function (undoManager) {
            this.$undoManager = undoManager;
            this.$deltas = [];
            this.$deltasDoc = [];
            this.$deltasFold = [];

            if (this.$informUndoManager)
                this.$informUndoManager.cancel();

            if (undoManager) {
                var self = this;

                this.$syncInformUndoManager = function () {
                    self.$informUndoManager.cancel();

                    if (self.$deltasFold.length) {
                        self.$deltas.push({
                            group: "fold",
                            deltas: self.$deltasFold
                        });
                        self.$deltasFold = [];
                    }

                    if (self.$deltasDoc.length) {
                        self.$deltas.push({
                            group: "doc",
                            deltas: self.$deltasDoc
                        });
                        self.$deltasDoc = [];
                    }

                    if (self.$deltas.length > 0) {
                        undoManager.execute({
                            action: "aceupdate",
                            args: [self.$deltas, self],
                            merge: self.mergeUndoDeltas
                        });
                    }
                    self.mergeUndoDeltas = false;
                    self.$deltas = [];
                };
                this.$informUndoManager = lang.delayedCall(this.$syncInformUndoManager);
            }
        };
        this.markUndoGroup = function () {
            if (this.$syncInformUndoManager)
                this.$syncInformUndoManager();
        };

        this.$defaultUndoManager = {
            undo: function () {
            },
            redo: function () {
            },
            reset: function () {
            }
        };
        this.getUndoManager = function () {
            return this.$undoManager || this.$defaultUndoManager;
        };
        this.getTabString = function () {
            if (this.getUseSoftTabs()) {
                return lang.stringRepeat(" ", this.getTabSize());
            } else {
                return "\t";
            }
        };
        this.setUseSoftTabs = function (val) {
            this.setOption("useSoftTabs", val);
        };
        this.getUseSoftTabs = function () {
            return this.$useSoftTabs && !this.$mode.$indentWithTabs;
        };
        this.setTabSize = function (tabSize) {
            this.setOption("tabSize", tabSize);
        };
        this.getTabSize = function () {
            return this.$tabSize;
        };
        this.isTabStop = function (position) {
            return this.$useSoftTabs && (position.column % this.$tabSize === 0);
        };
        this.setNavigateWithinSoftTabs = function (navigateWithinSoftTabs) {
            this.setOption("navigateWithinSoftTabs", navigateWithinSoftTabs);
        };
        this.getNavigateWithinSoftTabs = function () {
            return this.$navigateWithinSoftTabs;
        };

        this.$overwrite = false;
        this.setOverwrite = function (overwrite) {
            this.setOption("overwrite", overwrite);
        };
        this.getOverwrite = function () {
            return this.$overwrite;
        };
        this.toggleOverwrite = function () {
            this.setOverwrite(!this.$overwrite);
        };
        this.addGutterDecoration = function (row, className) {
            if (!this.$decorations[row])
                this.$decorations[row] = "";
            this.$decorations[row] += " " + className;
            this._signal("changeBreakpoint", {});
        };
        this.removeGutterDecoration = function (row, className) {
            this.$decorations[row] = (this.$decorations[row] || "").replace(" " + className, "");
            this._signal("changeBreakpoint", {});
        };
        this.getBreakpoints = function () {
            return this.$breakpoints;
        };
        this.setBreakpoints = function (rows) {
            this.$breakpoints = [];
            for (var i = 0; i < rows.length; i++) {
                this.$breakpoints[rows[i]] = "ace_breakpoint";
            }
            this._signal("changeBreakpoint", {});
        };
        this.clearBreakpoints = function () {
            this.$breakpoints = [];
            this._signal("changeBreakpoint", {});
        };
        this.setBreakpoint = function (row, className) {
            if (className === undefined)
                className = "ace_breakpoint";
            if (className)
                this.$breakpoints[row] = className;
            else
                delete this.$breakpoints[row];
            this._signal("changeBreakpoint", {});
        };
        this.clearBreakpoint = function (row) {
            delete this.$breakpoints[row];
            this._signal("changeBreakpoint", {});
        };
        this.addMarker = function (range, clazz, type, inFront) {
            var id = this.$markerId++;

            var marker = {
                range: range,
                type: type || "line",
                renderer: typeof type == "function" ? type : null,
                clazz: clazz,
                inFront: !!inFront,
                id: id
            };

            if (inFront) {
                this.$frontMarkers[id] = marker;
                this._signal("changeFrontMarker");
            } else {
                this.$backMarkers[id] = marker;
                this._signal("changeBackMarker");
            }

            return id;
        };
        this.addDynamicMarker = function (marker, inFront) {
            if (!marker.update)
                return;
            var id = this.$markerId++;
            marker.id = id;
            marker.inFront = !!inFront;

            if (inFront) {
                this.$frontMarkers[id] = marker;
                this._signal("changeFrontMarker");
            } else {
                this.$backMarkers[id] = marker;
                this._signal("changeBackMarker");
            }

            return marker;
        };
        this.removeMarker = function (markerId) {
            var marker = this.$frontMarkers[markerId] || this.$backMarkers[markerId];
            if (!marker)
                return;

            var markers = marker.inFront ? this.$frontMarkers : this.$backMarkers;
            if (marker) {
                delete (markers[markerId]);
                this._signal(marker.inFront ? "changeFrontMarker" : "changeBackMarker");
            }
        };
        this.getMarkers = function (inFront) {
            return inFront ? this.$frontMarkers : this.$backMarkers;
        };

        this.highlight = function (re) {
            if (!this.$searchHighlight) {
                var highlight = new SearchHighlight(null, "ace_selected-word", "text");
                this.$searchHighlight = this.addDynamicMarker(highlight);
            }
            this.$searchHighlight.setRegexp(re);
        };
        this.highlightLines = function (startRow, endRow, clazz, inFront) {
            if (typeof endRow != "number") {
                clazz = endRow;
                endRow = startRow;
            }
            if (!clazz)
                clazz = "ace_step";

            var range = new Range(startRow, 0, endRow, Infinity);
            range.id = this.addMarker(range, clazz, "fullLine", inFront);
            return range;
        };
        this.setAnnotations = function (annotations) {
            this.$annotations = annotations;
            this._signal("changeAnnotation", {});
        };
        this.getAnnotations = function () {
            return this.$annotations || [];
        };
        this.clearAnnotations = function () {
            this.setAnnotations([]);
        };
        this.$detectNewLine = function (text) {
            var match = text.match(/^.*?(\r?\n)/m);
            if (match) {
                this.$autoNewLine = match[1];
            } else {
                this.$autoNewLine = "\n";
            }
        };
        this.getWordRange = function (row, column) {
            var line = this.getLine(row);

            var inToken = false;
            if (column > 0)
                inToken = !!line.charAt(column - 1).match(this.tokenRe);

            if (!inToken)
                inToken = !!line.charAt(column).match(this.tokenRe);

            if (inToken)
                var re = this.tokenRe;
            else if (/^\s+$/.test(line.slice(column - 1, column + 1)))
                var re = /\s/;
            else
                var re = this.nonTokenRe;

            var start = column;
            if (start > 0) {
                do {
                    start--;
                }
                while (start >= 0 && line.charAt(start).match(re));
                start++;
            }

            var end = column;
            while (end < line.length && line.charAt(end).match(re)) {
                end++;
            }

            return new Range(row, start, row, end);
        };
        this.getAWordRange = function (row, column) {
            var wordRange = this.getWordRange(row, column);
            var line = this.getLine(wordRange.end.row);

            while (line.charAt(wordRange.end.column).match(/[ \t]/)) {
                wordRange.end.column += 1;
            }
            return wordRange;
        };
        this.setNewLineMode = function (newLineMode) {
            this.doc.setNewLineMode(newLineMode);
        };
        this.getNewLineMode = function () {
            return this.doc.getNewLineMode();
        };
        this.setUseWorker = function (useWorker) {
            this.setOption("useWorker", useWorker);
        };
        this.getUseWorker = function () {
            return this.$useWorker;
        };
        this.onReloadTokenizer = function (e) {
            var rows = e.data;
            this.bgTokenizer.start(rows.first);
            this._signal("tokenizerUpdate", e);
        };

        this.$modes = {};
        this.$mode = null;
        this.$modeId = null;
        this.setMode = function (mode, cb) {
            if (mode && typeof mode === "object") {
                if (mode.getTokenizer)
                    return this.$onChangeMode(mode);
                var options = mode;
                var path = options.path;
            } else {
                path = mode || "ace/mode/text";
            }
            if (!this.$modes["ace/mode/text"])
                this.$modes["ace/mode/text"] = new TextMode();

            if (this.$modes[path] && !options) {
                this.$onChangeMode(this.$modes[path]);
                cb && cb();
                return;
            }
            this.$modeId = path;
            config.loadModule(["mode", path], function (m) {
                if (this.$modeId !== path)
                    return cb && cb();
                if (this.$modes[path] && !options) {
                    this.$onChangeMode(this.$modes[path]);
                } else if (m && m.Mode) {
                    m = new m.Mode(options);
                    if (!options) {
                        this.$modes[path] = m;
                        m.$id = path;
                    }
                    this.$onChangeMode(m);
                }
                cb && cb();
            }.bind(this));
            if (!this.$mode)
                this.$onChangeMode(this.$modes["ace/mode/text"], true);
        };

        this.$onChangeMode = function (mode, $isPlaceholder) {
            if (!$isPlaceholder)
                this.$modeId = mode.$id;
            if (this.$mode === mode)
                return;

            this.$mode = mode;

            this.$stopWorker();

            if (this.$useWorker)
                this.$startWorker();

            var tokenizer = mode.getTokenizer();

            if (tokenizer.addEventListener !== undefined) {
                var onReloadTokenizer = this.onReloadTokenizer.bind(this);
                tokenizer.addEventListener("update", onReloadTokenizer);
            }

            if (!this.bgTokenizer) {
                this.bgTokenizer = new BackgroundTokenizer(tokenizer);
                var _self = this;
                this.bgTokenizer.addEventListener("update", function (e) {
                    _self._signal("tokenizerUpdate", e);
                });
            } else {
                this.bgTokenizer.setTokenizer(tokenizer);
            }

            this.bgTokenizer.setDocument(this.getDocument());

            this.tokenRe = mode.tokenRe;
            this.nonTokenRe = mode.nonTokenRe;


            if (!$isPlaceholder) {
                if (mode.attachToSession)
                    mode.attachToSession(this);
                this.$options.wrapMethod.set.call(this, this.$wrapMethod);
                this.$setFolding(mode.foldingRules);
                this.bgTokenizer.start(0);
                this._emit("changeMode");
            }
        };

        this.$stopWorker = function () {
            if (this.$worker) {
                this.$worker.terminate();
                this.$worker = null;
            }
        };

        this.$startWorker = function () {
            try {
                this.$worker = this.$mode.createWorker(this);
            } catch (e) {
                config.warn("Could not load worker", e);
                this.$worker = null;
            }
        };
        this.getMode = function () {
            return this.$mode;
        };

        this.$scrollTop = 0;
        this.setScrollTop = function (scrollTop) {
            if (this.$scrollTop === scrollTop || isNaN(scrollTop))
                return;

            this.$scrollTop = scrollTop;
            this._signal("changeScrollTop", scrollTop);
        };
        this.getScrollTop = function () {
            return this.$scrollTop;
        };

        this.$scrollLeft = 0;
        this.setScrollLeft = function (scrollLeft) {
            if (this.$scrollLeft === scrollLeft || isNaN(scrollLeft))
                return;

            this.$scrollLeft = scrollLeft;
            this._signal("changeScrollLeft", scrollLeft);
        };
        this.getScrollLeft = function () {
            return this.$scrollLeft;
        };
        this.getScreenWidth = function () {
            this.$computeWidth();
            if (this.lineWidgets)
                return Math.max(this.getLineWidgetMaxWidth(), this.screenWidth);
            return this.screenWidth;
        };

        this.getLineWidgetMaxWidth = function () {
            if (this.lineWidgetsWidth != null) return this.lineWidgetsWidth;
            var width = 0;
            this.lineWidgets.forEach(function (w) {
                if (w && w.screenWidth > width)
                    width = w.screenWidth;
            });
            return this.lineWidgetWidth = width;
        };

        this.$computeWidth = function (force) {
            if (this.$modified || force) {
                this.$modified = false;

                if (this.$useWrapMode)
                    return this.screenWidth = this.$wrapLimit;

                var lines = this.doc.getAllLines();
                var cache = this.$rowLengthCache;
                var longestScreenLine = 0;
                var foldIndex = 0;
                var foldLine = this.$foldData[foldIndex];
                var foldStart = foldLine ? foldLine.start.row : Infinity;
                var len = lines.length;

                for (var i = 0; i < len; i++) {
                    if (i > foldStart) {
                        i = foldLine.end.row + 1;
                        if (i >= len)
                            break;
                        foldLine = this.$foldData[foldIndex++];
                        foldStart = foldLine ? foldLine.start.row : Infinity;
                    }

                    if (cache[i] == null)
                        cache[i] = this.$getStringScreenWidth(lines[i])[0];

                    if (cache[i] > longestScreenLine)
                        longestScreenLine = cache[i];
                }
                this.screenWidth = longestScreenLine;
            }
        };
        this.getLine = function (row) {
            return this.doc.getLine(row);
        };
        this.getLines = function (firstRow, lastRow) {
            return this.doc.getLines(firstRow, lastRow);
        };
        this.getLength = function () {
            return this.doc.getLength();
        };
        this.getTextRange = function (range) {
            return this.doc.getTextRange(range || this.selection.getRange());
        };
        this.insert = function (position, text) {
            return this.doc.insert(position, text);
        };
        this.remove = function (range) {
            return this.doc.remove(range);
        };
        this.removeFullLines = function (firstRow, lastRow) {
            return this.doc.removeFullLines(firstRow, lastRow);
        };
        this.undoChanges = function (deltas, dontSelect) {
            if (!deltas.length)
                return;

            this.$fromUndo = true;
            var lastUndoRange = null;
            for (var i = deltas.length - 1; i != -1; i--) {
                var delta = deltas[i];
                if (delta.group == "doc") {
                    this.doc.revertDeltas(delta.deltas);
                    lastUndoRange =
                        this.$getUndoSelection(delta.deltas, true, lastUndoRange);
                } else {
                    delta.deltas.forEach(function (foldDelta) {
                        this.addFolds(foldDelta.folds);
                    }, this);
                }
            }
            this.$fromUndo = false;
            lastUndoRange &&
            this.$undoSelect &&
            !dontSelect &&
            this.selection.setSelectionRange(lastUndoRange);
            return lastUndoRange;
        };
        this.redoChanges = function (deltas, dontSelect) {
            if (!deltas.length)
                return;

            this.$fromUndo = true;
            var lastUndoRange = null;
            for (var i = 0; i < deltas.length; i++) {
                var delta = deltas[i];
                if (delta.group == "doc") {
                    this.doc.applyDeltas(delta.deltas);
                    lastUndoRange =
                        this.$getUndoSelection(delta.deltas, false, lastUndoRange);
                }
            }
            this.$fromUndo = false;
            lastUndoRange &&
            this.$undoSelect &&
            !dontSelect &&
            this.selection.setSelectionRange(lastUndoRange);
            return lastUndoRange;
        };
        this.setUndoSelect = function (enable) {
            this.$undoSelect = enable;
        };

        this.$getUndoSelection = function (deltas, isUndo, lastUndoRange) {
            function isInsert(delta) {
                return isUndo ? delta.action !== "insert" : delta.action === "insert";
            }

            var delta = deltas[0];
            var range, point;
            var lastDeltaIsInsert = false;
            if (isInsert(delta)) {
                range = Range.fromPoints(delta.start, delta.end);
                lastDeltaIsInsert = true;
            } else {
                range = Range.fromPoints(delta.start, delta.start);
                lastDeltaIsInsert = false;
            }

            for (var i = 1; i < deltas.length; i++) {
                delta = deltas[i];
                if (isInsert(delta)) {
                    point = delta.start;
                    if (range.compare(point.row, point.column) == -1) {
                        range.setStart(point);
                    }
                    point = delta.end;
                    if (range.compare(point.row, point.column) == 1) {
                        range.setEnd(point);
                    }
                    lastDeltaIsInsert = true;
                } else {
                    point = delta.start;
                    if (range.compare(point.row, point.column) == -1) {
                        range = Range.fromPoints(delta.start, delta.start);
                    }
                    lastDeltaIsInsert = false;
                }
            }
            if (lastUndoRange != null) {
                if (Range.comparePoints(lastUndoRange.start, range.start) === 0) {
                    lastUndoRange.start.column += range.end.column - range.start.column;
                    lastUndoRange.end.column += range.end.column - range.start.column;
                }

                var cmp = lastUndoRange.compareRange(range);
                if (cmp == 1) {
                    range.setStart(lastUndoRange.start);
                } else if (cmp == -1) {
                    range.setEnd(lastUndoRange.end);
                }
            }

            return range;
        };
        this.replace = function (range, text) {
            return this.doc.replace(range, text);
        };
        this.moveText = function (fromRange, toPosition, copy) {
            var text = this.getTextRange(fromRange);
            var folds = this.getFoldsInRange(fromRange);

            var toRange = Range.fromPoints(toPosition, toPosition);
            if (!copy) {
                this.remove(fromRange);
                var rowDiff = fromRange.start.row - fromRange.end.row;
                var collDiff = rowDiff ? -fromRange.end.column : fromRange.start.column - fromRange.end.column;
                if (collDiff) {
                    if (toRange.start.row == fromRange.end.row && toRange.start.column > fromRange.end.column)
                        toRange.start.column += collDiff;
                    if (toRange.end.row == fromRange.end.row && toRange.end.column > fromRange.end.column)
                        toRange.end.column += collDiff;
                }
                if (rowDiff && toRange.start.row >= fromRange.end.row) {
                    toRange.start.row += rowDiff;
                    toRange.end.row += rowDiff;
                }
            }

            toRange.end = this.insert(toRange.start, text);
            if (folds.length) {
                var oldStart = fromRange.start;
                var newStart = toRange.start;
                var rowDiff = newStart.row - oldStart.row;
                var collDiff = newStart.column - oldStart.column;
                this.addFolds(folds.map(function (x) {
                    x = x.clone();
                    if (x.start.row == oldStart.row)
                        x.start.column += collDiff;
                    if (x.end.row == oldStart.row)
                        x.end.column += collDiff;
                    x.start.row += rowDiff;
                    x.end.row += rowDiff;
                    return x;
                }));
            }

            return toRange;
        };
        this.indentRows = function (startRow, endRow, indentString) {
            indentString = indentString.replace(/\t/g, this.getTabString());
            for (var row = startRow; row <= endRow; row++)
                this.doc.insertInLine({row: row, column: 0}, indentString);
        };
        this.outdentRows = function (range) {
            var rowRange = range.collapseRows();
            var deleteRange = new Range(0, 0, 0, 0);
            var size = this.getTabSize();

            for (var i = rowRange.start.row; i <= rowRange.end.row; ++i) {
                var line = this.getLine(i);

                deleteRange.start.row = i;
                deleteRange.end.row = i;
                for (var j = 0; j < size; ++j)
                    if (line.charAt(j) != ' ')
                        break;
                if (j < size && line.charAt(j) == '\t') {
                    deleteRange.start.column = j;
                    deleteRange.end.column = j + 1;
                } else {
                    deleteRange.start.column = 0;
                    deleteRange.end.column = j;
                }
                this.remove(deleteRange);
            }
        };

        this.$moveLines = function (firstRow, lastRow, dir) {
            firstRow = this.getRowFoldStart(firstRow);
            lastRow = this.getRowFoldEnd(lastRow);
            if (dir < 0) {
                var row = this.getRowFoldStart(firstRow + dir);
                if (row < 0) return 0;
                var diff = row - firstRow;
            } else if (dir > 0) {
                var row = this.getRowFoldEnd(lastRow + dir);
                if (row > this.doc.getLength() - 1) return 0;
                var diff = row - lastRow;
            } else {
                firstRow = this.$clipRowToDocument(firstRow);
                lastRow = this.$clipRowToDocument(lastRow);
                var diff = lastRow - firstRow + 1;
            }

            var range = new Range(firstRow, 0, lastRow, Number.MAX_VALUE);
            var folds = this.getFoldsInRange(range).map(function (x) {
                x = x.clone();
                x.start.row += diff;
                x.end.row += diff;
                return x;
            });

            var lines = dir == 0
                ? this.doc.getLines(firstRow, lastRow)
                : this.doc.removeFullLines(firstRow, lastRow);
            this.doc.insertFullLines(firstRow + diff, lines);
            folds.length && this.addFolds(folds);
            return diff;
        };
        this.moveLinesUp = function (firstRow, lastRow) {
            return this.$moveLines(firstRow, lastRow, -1);
        };
        this.moveLinesDown = function (firstRow, lastRow) {
            return this.$moveLines(firstRow, lastRow, 1);
        };
        this.duplicateLines = function (firstRow, lastRow) {
            return this.$moveLines(firstRow, lastRow, 0);
        };


        this.$clipRowToDocument = function (row) {
            return Math.max(0, Math.min(row, this.doc.getLength() - 1));
        };

        this.$clipColumnToRow = function (row, column) {
            if (column < 0)
                return 0;
            return Math.min(this.doc.getLine(row).length, column);
        };


        this.$clipPositionToDocument = function (row, column) {
            column = Math.max(0, column);

            if (row < 0) {
                row = 0;
                column = 0;
            } else {
                var len = this.doc.getLength();
                if (row >= len) {
                    row = len - 1;
                    column = this.doc.getLine(len - 1).length;
                } else {
                    column = Math.min(this.doc.getLine(row).length, column);
                }
            }

            return {
                row: row,
                column: column
            };
        };

        this.$clipRangeToDocument = function (range) {
            if (range.start.row < 0) {
                range.start.row = 0;
                range.start.column = 0;
            } else {
                range.start.column = this.$clipColumnToRow(
                    range.start.row,
                    range.start.column
                );
            }

            var len = this.doc.getLength() - 1;
            if (range.end.row > len) {
                range.end.row = len;
                range.end.column = this.doc.getLine(len).length;
            } else {
                range.end.column = this.$clipColumnToRow(
                    range.end.row,
                    range.end.column
                );
            }
            return range;
        };
        this.$wrapLimit = 80;
        this.$useWrapMode = false;
        this.$wrapLimitRange = {
            min: null,
            max: null
        };
        this.setUseWrapMode = function (useWrapMode) {
            if (useWrapMode != this.$useWrapMode) {
                this.$useWrapMode = useWrapMode;
                this.$modified = true;
                this.$resetRowCache(0);
                if (useWrapMode) {
                    var len = this.getLength();
                    this.$wrapData = Array(len);
                    this.$updateWrapData(0, len - 1);
                }

                this._signal("changeWrapMode");
            }
        };
        this.getUseWrapMode = function () {
            return this.$useWrapMode;
        };
        this.setWrapLimitRange = function (min, max) {
            if (this.$wrapLimitRange.min !== min || this.$wrapLimitRange.max !== max) {
                this.$wrapLimitRange = {min: min, max: max};
                this.$modified = true;
                this.$bidiHandler.markAsDirty();
                if (this.$useWrapMode)
                    this._signal("changeWrapMode");
            }
        };
        this.adjustWrapLimit = function (desiredLimit, $printMargin) {
            var limits = this.$wrapLimitRange;
            if (limits.max < 0)
                limits = {min: $printMargin, max: $printMargin};
            var wrapLimit = this.$constrainWrapLimit(desiredLimit, limits.min, limits.max);
            if (wrapLimit != this.$wrapLimit && wrapLimit > 1) {
                this.$wrapLimit = wrapLimit;
                this.$modified = true;
                if (this.$useWrapMode) {
                    this.$updateWrapData(0, this.getLength() - 1);
                    this.$resetRowCache(0);
                    this._signal("changeWrapLimit");
                }
                return true;
            }
            return false;
        };

        this.$constrainWrapLimit = function (wrapLimit, min, max) {
            if (min)
                wrapLimit = Math.max(min, wrapLimit);

            if (max)
                wrapLimit = Math.min(max, wrapLimit);

            return wrapLimit;
        };
        this.getWrapLimit = function () {
            return this.$wrapLimit;
        };
        this.setWrapLimit = function (limit) {
            this.setWrapLimitRange(limit, limit);
        };
        this.getWrapLimitRange = function () {
            return {
                min: this.$wrapLimitRange.min,
                max: this.$wrapLimitRange.max
            };
        };

        this.$updateInternalDataOnChange = function (delta) {
            var useWrapMode = this.$useWrapMode;
            var action = delta.action;
            var start = delta.start;
            var end = delta.end;
            var firstRow = start.row;
            var lastRow = end.row;
            var len = lastRow - firstRow;
            var removedFolds = null;

            this.$updating = true;
            if (len != 0) {
                if (action === "remove") {
                    this[useWrapMode ? "$wrapData" : "$rowLengthCache"].splice(firstRow, len);

                    var foldLines = this.$foldData;
                    removedFolds = this.getFoldsInRange(delta);
                    this.removeFolds(removedFolds);

                    var foldLine = this.getFoldLine(end.row);
                    var idx = 0;
                    if (foldLine) {
                        foldLine.addRemoveChars(end.row, end.column, start.column - end.column);
                        foldLine.shiftRow(-len);

                        var foldLineBefore = this.getFoldLine(firstRow);
                        if (foldLineBefore && foldLineBefore !== foldLine) {
                            foldLineBefore.merge(foldLine);
                            foldLine = foldLineBefore;
                        }
                        idx = foldLines.indexOf(foldLine) + 1;
                    }

                    for (idx; idx < foldLines.length; idx++) {
                        var foldLine = foldLines[idx];
                        if (foldLine.start.row >= end.row) {
                            foldLine.shiftRow(-len);
                        }
                    }

                    lastRow = firstRow;
                } else {
                    var args = Array(len);
                    args.unshift(firstRow, 0);
                    var arr = useWrapMode ? this.$wrapData : this.$rowLengthCache;
                    arr.splice.apply(arr, args);
                    var foldLines = this.$foldData;
                    var foldLine = this.getFoldLine(firstRow);
                    var idx = 0;
                    if (foldLine) {
                        var cmp = foldLine.range.compareInside(start.row, start.column);
                        if (cmp == 0) {
                            foldLine = foldLine.split(start.row, start.column);
                            if (foldLine) {
                                foldLine.shiftRow(len);
                                foldLine.addRemoveChars(lastRow, 0, end.column - start.column);
                            }
                        } else if (cmp == -1) {
                            foldLine.addRemoveChars(firstRow, 0, end.column - start.column);
                            foldLine.shiftRow(len);
                        }
                        idx = foldLines.indexOf(foldLine) + 1;
                    }

                    for (idx; idx < foldLines.length; idx++) {
                        var foldLine = foldLines[idx];
                        if (foldLine.start.row >= firstRow) {
                            foldLine.shiftRow(len);
                        }
                    }
                }
            } else {
                len = Math.abs(delta.start.column - delta.end.column);
                if (action === "remove") {
                    removedFolds = this.getFoldsInRange(delta);
                    this.removeFolds(removedFolds);

                    len = -len;
                }
                var foldLine = this.getFoldLine(firstRow);
                if (foldLine) {
                    foldLine.addRemoveChars(firstRow, start.column, len);
                }
            }

            if (useWrapMode && this.$wrapData.length != this.doc.getLength()) {
                console.error("doc.getLength() and $wrapData.length have to be the same!");
            }
            this.$updating = false;

            if (useWrapMode)
                this.$updateWrapData(firstRow, lastRow);
            else
                this.$updateRowLengthCache(firstRow, lastRow);

            return removedFolds;
        };

        this.$updateRowLengthCache = function (firstRow, lastRow, b) {
            this.$rowLengthCache[firstRow] = null;
            this.$rowLengthCache[lastRow] = null;
        };

        this.$updateWrapData = function (firstRow, lastRow) {
            var lines = this.doc.getAllLines();
            var tabSize = this.getTabSize();
            var wrapData = this.$wrapData;
            var wrapLimit = this.$wrapLimit;
            var tokens;
            var foldLine;

            var row = firstRow;
            lastRow = Math.min(lastRow, lines.length - 1);
            while (row <= lastRow) {
                foldLine = this.getFoldLine(row, foldLine);
                if (!foldLine) {
                    tokens = this.$getDisplayTokens(lines[row]);
                    wrapData[row] = this.$computeWrapSplits(tokens, wrapLimit, tabSize);
                    row++;
                } else {
                    tokens = [];
                    foldLine.walk(function (placeholder, row, column, lastColumn) {
                            var walkTokens;
                            if (placeholder != null) {
                                walkTokens = this.$getDisplayTokens(
                                    placeholder, tokens.length);
                                walkTokens[0] = PLACEHOLDER_START;
                                for (var i = 1; i < walkTokens.length; i++) {
                                    walkTokens[i] = PLACEHOLDER_BODY;
                                }
                            } else {
                                walkTokens = this.$getDisplayTokens(
                                    lines[row].substring(lastColumn, column),
                                    tokens.length);
                            }
                            tokens = tokens.concat(walkTokens);
                        }.bind(this),
                        foldLine.end.row,
                        lines[foldLine.end.row].length + 1
                    );

                    wrapData[foldLine.start.row] = this.$computeWrapSplits(tokens, wrapLimit, tabSize);
                    row = foldLine.end.row + 1;
                }
            }
        };
        var CHAR = 1,
            CHAR_EXT = 2,
            PLACEHOLDER_START = 3,
            PLACEHOLDER_BODY = 4,
            PUNCTUATION = 9,
            SPACE = 10,
            TAB = 11,
            TAB_SPACE = 12;


        this.$computeWrapSplits = function (tokens, wrapLimit, tabSize) {
            if (tokens.length == 0) {
                return [];
            }

            var splits = [];
            var displayLength = tokens.length;
            var lastSplit = 0, lastDocSplit = 0;

            var isCode = this.$wrapAsCode;

            var indentedSoftWrap = this.$indentedSoftWrap;
            var maxIndent = wrapLimit <= Math.max(2 * tabSize, 8)
            || indentedSoftWrap === false ? 0 : Math.floor(wrapLimit / 2);

            function getWrapIndent() {
                var indentation = 0;
                if (maxIndent === 0)
                    return indentation;
                if (indentedSoftWrap) {
                    for (var i = 0; i < tokens.length; i++) {
                        var token = tokens[i];
                        if (token == SPACE)
                            indentation += 1;
                        else if (token == TAB)
                            indentation += tabSize;
                        else if (token == TAB_SPACE)
                            continue;
                        else
                            break;
                    }
                }
                if (isCode && indentedSoftWrap !== false)
                    indentation += tabSize;
                return Math.min(indentation, maxIndent);
            }

            function addSplit(screenPos) {
                var displayed = tokens.slice(lastSplit, screenPos);
                var len = displayed.length;
                displayed.join("")
                    .replace(/12/g, function () {
                        len -= 1;
                    })
                    .replace(/2/g, function () {
                        len -= 1;
                    });

                if (!splits.length) {
                    indent = getWrapIndent();
                    splits.indent = indent;
                }
                lastDocSplit += len;
                splits.push(lastDocSplit);
                lastSplit = screenPos;
            }

            var indent = 0;
            while (displayLength - lastSplit > wrapLimit - indent) {
                var split = lastSplit + wrapLimit - indent;
                if (tokens[split - 1] >= SPACE && tokens[split] >= SPACE) {
                    addSplit(split);
                    continue;
                }
                if (tokens[split] == PLACEHOLDER_START || tokens[split] == PLACEHOLDER_BODY) {
                    for (split; split != lastSplit - 1; split--) {
                        if (tokens[split] == PLACEHOLDER_START) {
                            break;
                        }
                    }
                    if (split > lastSplit) {
                        addSplit(split);
                        continue;
                    }
                    split = lastSplit + wrapLimit;
                    for (split; split < tokens.length; split++) {
                        if (tokens[split] != PLACEHOLDER_BODY) {
                            break;
                        }
                    }
                    if (split == tokens.length) {
                        break;  // Breaks the while-loop.
                    }
                    addSplit(split);
                    continue;
                }
                var minSplit = Math.max(split - (wrapLimit - (wrapLimit >> 2)), lastSplit - 1);
                while (split > minSplit && tokens[split] < PLACEHOLDER_START) {
                    split--;
                }
                if (isCode) {
                    while (split > minSplit && tokens[split] < PLACEHOLDER_START) {
                        split--;
                    }
                    while (split > minSplit && tokens[split] == PUNCTUATION) {
                        split--;
                    }
                } else {
                    while (split > minSplit && tokens[split] < SPACE) {
                        split--;
                    }
                }
                if (split > minSplit) {
                    addSplit(++split);
                    continue;
                }
                split = lastSplit + wrapLimit;
                if (tokens[split] == CHAR_EXT)
                    split--;
                addSplit(split - indent);
            }
            return splits;
        };
        this.$getDisplayTokens = function (str, offset) {
            var arr = [];
            var tabSize;
            offset = offset || 0;

            for (var i = 0; i < str.length; i++) {
                var c = str.charCodeAt(i);
                if (c == 9) {
                    tabSize = this.getScreenTabSize(arr.length + offset);
                    arr.push(TAB);
                    for (var n = 1; n < tabSize; n++) {
                        arr.push(TAB_SPACE);
                    }
                } else if (c == 32) {
                    arr.push(SPACE);
                } else if ((c > 39 && c < 48) || (c > 57 && c < 64)) {
                    arr.push(PUNCTUATION);
                } else if (c >= 0x1100 && isFullWidth(c)) {
                    arr.push(CHAR, CHAR_EXT);
                } else {
                    arr.push(CHAR);
                }
            }
            return arr;
        };
        this.$getStringScreenWidth = function (str, maxScreenColumn, screenColumn) {
            if (maxScreenColumn == 0)
                return [0, 0];
            if (maxScreenColumn == null)
                maxScreenColumn = Infinity;
            screenColumn = screenColumn || 0;

            var c, column;
            for (column = 0; column < str.length; column++) {
                c = str.charCodeAt(column);
                if (c == 9) {
                    screenColumn += this.getScreenTabSize(screenColumn);
                } else if (c >= 0x1100 && isFullWidth(c)) {
                    screenColumn += 2;
                } else {
                    screenColumn += 1;
                }
                if (screenColumn > maxScreenColumn) {
                    break;
                }
            }

            return [screenColumn, column];
        };

        this.lineWidgets = null;
        this.getRowLength = function (row) {
            if (this.lineWidgets)
                var h = this.lineWidgets[row] && this.lineWidgets[row].rowCount || 0;
            else
                h = 0;
            if (!this.$useWrapMode || !this.$wrapData[row]) {
                return 1 + h;
            } else {
                return this.$wrapData[row].length + 1 + h;
            }
        };
        this.getRowLineCount = function (row) {
            if (!this.$useWrapMode || !this.$wrapData[row]) {
                return 1;
            } else {
                return this.$wrapData[row].length + 1;
            }
        };

        this.getRowWrapIndent = function (screenRow) {
            if (this.$useWrapMode) {
                var pos = this.screenToDocumentPosition(screenRow, Number.MAX_VALUE);
                var splits = this.$wrapData[pos.row];
                return splits.length && splits[0] < pos.column ? splits.indent : 0;
            } else {
                return 0;
            }
        };
        this.getScreenLastRowColumn = function (screenRow) {
            var pos = this.screenToDocumentPosition(screenRow, Number.MAX_VALUE);
            return this.documentToScreenColumn(pos.row, pos.column);
        };
        this.getDocumentLastRowColumn = function (docRow, docColumn) {
            var screenRow = this.documentToScreenRow(docRow, docColumn);
            return this.getScreenLastRowColumn(screenRow);
        };
        this.getDocumentLastRowColumnPosition = function (docRow, docColumn) {
            var screenRow = this.documentToScreenRow(docRow, docColumn);
            return this.screenToDocumentPosition(screenRow, Number.MAX_VALUE / 10);
        };
        this.getRowSplitData = function (row) {
            if (!this.$useWrapMode) {
                return undefined;
            } else {
                return this.$wrapData[row];
            }
        };
        this.getScreenTabSize = function (screenColumn) {
            return this.$tabSize - screenColumn % this.$tabSize;
        };


        this.screenToDocumentRow = function (screenRow, screenColumn) {
            return this.screenToDocumentPosition(screenRow, screenColumn).row;
        };


        this.screenToDocumentColumn = function (screenRow, screenColumn) {
            return this.screenToDocumentPosition(screenRow, screenColumn).column;
        };
        this.screenToDocumentPosition = function (screenRow, screenColumn, offsetX) {
            if (screenRow < 0)
                return {row: 0, column: 0};

            var line;
            var docRow = 0;
            var docColumn = 0;
            var column;
            var row = 0;
            var rowLength = 0;

            var rowCache = this.$screenRowCache;
            var i = this.$getRowCacheIndex(rowCache, screenRow);
            var l = rowCache.length;
            if (l && i >= 0) {
                var row = rowCache[i];
                var docRow = this.$docRowCache[i];
                var doCache = screenRow > rowCache[l - 1];
            } else {
                var doCache = !l;
            }

            var maxRow = this.getLength() - 1;
            var foldLine = this.getNextFoldLine(docRow);
            var foldStart = foldLine ? foldLine.start.row : Infinity;

            while (row <= screenRow) {
                rowLength = this.getRowLength(docRow);
                if (row + rowLength > screenRow || docRow >= maxRow) {
                    break;
                } else {
                    row += rowLength;
                    docRow++;
                    if (docRow > foldStart) {
                        docRow = foldLine.end.row + 1;
                        foldLine = this.getNextFoldLine(docRow, foldLine);
                        foldStart = foldLine ? foldLine.start.row : Infinity;
                    }
                }

                if (doCache) {
                    this.$docRowCache.push(docRow);
                    this.$screenRowCache.push(row);
                }
            }

            if (foldLine && foldLine.start.row <= docRow) {
                line = this.getFoldDisplayLine(foldLine);
                docRow = foldLine.start.row;
            } else if (row + rowLength <= screenRow || docRow > maxRow) {
                return {
                    row: maxRow,
                    column: this.getLine(maxRow).length
                };
            } else {
                line = this.getLine(docRow);
                foldLine = null;
            }
            var wrapIndent = 0, splitIndex = Math.floor(screenRow - row);
            if (this.$useWrapMode) {
                var splits = this.$wrapData[docRow];
                if (splits) {
                    column = splits[splitIndex];
                    if (splitIndex > 0 && splits.length) {
                        wrapIndent = splits.indent;
                        docColumn = splits[splitIndex - 1] || splits[splits.length - 1];
                        line = line.substring(docColumn);
                    }
                }
            }

            if (offsetX !== undefined && this.$bidiHandler.isBidiRow(row + splitIndex, docRow, splitIndex))
                screenColumn = this.$bidiHandler.offsetToCol(offsetX);

            docColumn += this.$getStringScreenWidth(line, screenColumn - wrapIndent)[1];
            if (this.$useWrapMode && docColumn >= column)
                docColumn = column - 1;

            if (foldLine)
                return foldLine.idxToPosition(docColumn);

            return {row: docRow, column: docColumn};
        };
        this.documentToScreenPosition = function (docRow, docColumn) {
            if (typeof docColumn === "undefined")
                var pos = this.$clipPositionToDocument(docRow.row, docRow.column);
            else
                pos = this.$clipPositionToDocument(docRow, docColumn);

            docRow = pos.row;
            docColumn = pos.column;

            var screenRow = 0;
            var foldStartRow = null;
            var fold = null;
            fold = this.getFoldAt(docRow, docColumn, 1);
            if (fold) {
                docRow = fold.start.row;
                docColumn = fold.start.column;
            }

            var rowEnd, row = 0;


            var rowCache = this.$docRowCache;
            var i = this.$getRowCacheIndex(rowCache, docRow);
            var l = rowCache.length;
            if (l && i >= 0) {
                var row = rowCache[i];
                var screenRow = this.$screenRowCache[i];
                var doCache = docRow > rowCache[l - 1];
            } else {
                var doCache = !l;
            }

            var foldLine = this.getNextFoldLine(row);
            var foldStart = foldLine ? foldLine.start.row : Infinity;

            while (row < docRow) {
                if (row >= foldStart) {
                    rowEnd = foldLine.end.row + 1;
                    if (rowEnd > docRow)
                        break;
                    foldLine = this.getNextFoldLine(rowEnd, foldLine);
                    foldStart = foldLine ? foldLine.start.row : Infinity;
                } else {
                    rowEnd = row + 1;
                }

                screenRow += this.getRowLength(row);
                row = rowEnd;

                if (doCache) {
                    this.$docRowCache.push(row);
                    this.$screenRowCache.push(screenRow);
                }
            }
            var textLine = "";
            if (foldLine && row >= foldStart) {
                textLine = this.getFoldDisplayLine(foldLine, docRow, docColumn);
                foldStartRow = foldLine.start.row;
            } else {
                textLine = this.getLine(docRow).substring(0, docColumn);
                foldStartRow = docRow;
            }
            var wrapIndent = 0;
            if (this.$useWrapMode) {
                var wrapRow = this.$wrapData[foldStartRow];
                if (wrapRow) {
                    var screenRowOffset = 0;
                    while (textLine.length >= wrapRow[screenRowOffset]) {
                        screenRow++;
                        screenRowOffset++;
                    }
                    textLine = textLine.substring(
                        wrapRow[screenRowOffset - 1] || 0, textLine.length
                    );
                    wrapIndent = screenRowOffset > 0 ? wrapRow.indent : 0;
                }
            }

            return {
                row: screenRow,
                column: wrapIndent + this.$getStringScreenWidth(textLine)[0]
            };
        };
        this.documentToScreenColumn = function (row, docColumn) {
            return this.documentToScreenPosition(row, docColumn).column;
        };
        this.documentToScreenRow = function (docRow, docColumn) {
            return this.documentToScreenPosition(docRow, docColumn).row;
        };
        this.getScreenLength = function () {
            var screenRows = 0;
            var fold = null;
            if (!this.$useWrapMode) {
                screenRows = this.getLength();
                var foldData = this.$foldData;
                for (var i = 0; i < foldData.length; i++) {
                    fold = foldData[i];
                    screenRows -= fold.end.row - fold.start.row;
                }
            } else {
                var lastRow = this.$wrapData.length;
                var row = 0, i = 0;
                var fold = this.$foldData[i++];
                var foldStart = fold ? fold.start.row : Infinity;

                while (row < lastRow) {
                    var splits = this.$wrapData[row];
                    screenRows += splits ? splits.length + 1 : 1;
                    row++;
                    if (row > foldStart) {
                        row = fold.end.row + 1;
                        fold = this.$foldData[i++];
                        foldStart = fold ? fold.start.row : Infinity;
                    }
                }
            }
            if (this.lineWidgets)
                screenRows += this.$getWidgetScreenLength();

            return screenRows;
        };
        this.$setFontMetrics = function (fm) {
            if (!this.$enableVarChar) return;
            this.$getStringScreenWidth = function (str, maxScreenColumn, screenColumn) {
                if (maxScreenColumn === 0)
                    return [0, 0];
                if (!maxScreenColumn)
                    maxScreenColumn = Infinity;
                screenColumn = screenColumn || 0;

                var c, column;
                for (column = 0; column < str.length; column++) {
                    c = str.charAt(column);
                    if (c === "\t") {
                        screenColumn += this.getScreenTabSize(screenColumn);
                    } else {
                        screenColumn += fm.getCharacterWidth(c);
                    }
                    if (screenColumn > maxScreenColumn) {
                        break;
                    }
                }

                return [screenColumn, column];
            };
        };

        this.destroy = function () {
            if (this.bgTokenizer) {
                this.bgTokenizer.setDocument(null);
                this.bgTokenizer = null;
            }
            this.$stopWorker();
        };

        this.isFullWidth = isFullWidth;

        function isFullWidth(c) {
            if (c < 0x1100)
                return false;
            return c >= 0x1100 && c <= 0x115F ||
                c >= 0x11A3 && c <= 0x11A7 ||
                c >= 0x11FA && c <= 0x11FF ||
                c >= 0x2329 && c <= 0x232A ||
                c >= 0x2E80 && c <= 0x2E99 ||
                c >= 0x2E9B && c <= 0x2EF3 ||
                c >= 0x2F00 && c <= 0x2FD5 ||
                c >= 0x2FF0 && c <= 0x2FFB ||
                c >= 0x3000 && c <= 0x303E ||
                c >= 0x3041 && c <= 0x3096 ||
                c >= 0x3099 && c <= 0x30FF ||
                c >= 0x3105 && c <= 0x312D ||
                c >= 0x3131 && c <= 0x318E ||
                c >= 0x3190 && c <= 0x31BA ||
                c >= 0x31C0 && c <= 0x31E3 ||
                c >= 0x31F0 && c <= 0x321E ||
                c >= 0x3220 && c <= 0x3247 ||
                c >= 0x3250 && c <= 0x32FE ||
                c >= 0x3300 && c <= 0x4DBF ||
                c >= 0x4E00 && c <= 0xA48C ||
                c >= 0xA490 && c <= 0xA4C6 ||
                c >= 0xA960 && c <= 0xA97C ||
                c >= 0xAC00 && c <= 0xD7A3 ||
                c >= 0xD7B0 && c <= 0xD7C6 ||
                c >= 0xD7CB && c <= 0xD7FB ||
                c >= 0xF900 && c <= 0xFAFF ||
                c >= 0xFE10 && c <= 0xFE19 ||
                c >= 0xFE30 && c <= 0xFE52 ||
                c >= 0xFE54 && c <= 0xFE66 ||
                c >= 0xFE68 && c <= 0xFE6B ||
                c >= 0xFF01 && c <= 0xFF60 ||
                c >= 0xFFE0 && c <= 0xFFE6;
        }

    }).call(EditSession.prototype);

    require("./edit_session/folding").Folding.call(EditSession.prototype);
    require("./edit_session/bracket_match").BracketMatch.call(EditSession.prototype);


    config.defineOptions(EditSession.prototype, "session", {
        wrap: {
            set: function (value) {
                if (!value || value == "off")
                    value = false;
                else if (value == "free")
                    value = true;
                else if (value == "printMargin")
                    value = -1;
                else if (typeof value == "string")
                    value = parseInt(value, 10) || false;

                if (this.$wrap == value)
                    return;
                this.$wrap = value;
                if (!value) {
                    this.setUseWrapMode(false);
                } else {
                    var col = typeof value == "number" ? value : null;
                    this.setWrapLimitRange(col, col);
                    this.setUseWrapMode(true);
                }
            },
            get: function () {
                if (this.getUseWrapMode()) {
                    if (this.$wrap == -1)
                        return "printMargin";
                    if (!this.getWrapLimitRange().min)
                        return "free";
                    return this.$wrap;
                }
                return "off";
            },
            handlesSet: true
        },
        wrapMethod: {
            set: function (val) {
                val = val == "auto"
                    ? this.$mode.type != "text"
                    : val != "text";
                if (val != this.$wrapAsCode) {
                    this.$wrapAsCode = val;
                    if (this.$useWrapMode) {
                        this.$modified = true;
                        this.$resetRowCache(0);
                        this.$updateWrapData(0, this.getLength() - 1);
                    }
                }
            },
            initialValue: "auto"
        },
        indentedSoftWrap: {initialValue: true},
        firstLineNumber: {
            set: function () {
                this._signal("changeBreakpoint");
            },
            initialValue: 1
        },
        useWorker: {
            set: function (useWorker) {
                this.$useWorker = useWorker;

                this.$stopWorker();
                if (useWorker)
                    this.$startWorker();
            },
            initialValue: true
        },
        useSoftTabs: {initialValue: true},
        tabSize: {
            set: function (tabSize) {
                if (isNaN(tabSize) || this.$tabSize === tabSize) return;

                this.$modified = true;
                this.$rowLengthCache = [];
                this.$tabSize = tabSize;
                this._signal("changeTabSize");
            },
            initialValue: 4,
            handlesSet: true
        },
        navigateWithinSoftTabs: {initialValue: false},
        overwrite: {
            set: function (val) {
                this._signal("changeOverwrite");
            },
            initialValue: false
        },
        newLineMode: {
            set: function (val) {
                this.doc.setNewLineMode(val);
            },
            get: function () {
                return this.doc.getNewLineMode();
            },
            handlesSet: true
        },
        mode: {
            set: function (val) {
                this.setMode(val);
            },
            get: function () {
                return this.$modeId;
            }
        }
    });

    exports.EditSession = EditSession;
});

define("ace/search", ["require", "exports", "module", "ace/lib/lang", "ace/lib/oop", "ace/range"], function (require, exports, module) {
    "use strict";

    var lang = require("./lib/lang");
    var oop = require("./lib/oop");
    var Range = require("./range").Range;

    var Search = function () {
        this.$options = {};
    };

    (function () {
        this.set = function (options) {
            oop.mixin(this.$options, options);
            return this;
        };
        this.getOptions = function () {
            return lang.copyObject(this.$options);
        };
        this.setOptions = function (options) {
            this.$options = options;
        };
        this.find = function (session) {
            var options = this.$options;
            var iterator = this.$matchIterator(session, options);
            if (!iterator)
                return false;

            var firstRange = null;
            iterator.forEach(function (sr, sc, er, ec) {
                firstRange = new Range(sr, sc, er, ec);
                if (sc == ec && options.start && options.start.start
                    && options.skipCurrent != false && firstRange.isEqual(options.start)
                ) {
                    firstRange = null;
                    return false;
                }

                return true;
            });

            return firstRange;
        };
        this.findAll = function (session) {
            var options = this.$options;
            if (!options.needle)
                return [];
            this.$assembleRegExp(options);

            var range = options.range;
            var lines = range
                ? session.getLines(range.start.row, range.end.row)
                : session.doc.getAllLines();

            var ranges = [];
            var re = options.re;
            if (options.$isMultiLine) {
                var len = re.length;
                var maxRow = lines.length - len;
                var prevRange;
                outer: for (var row = re.offset || 0; row <= maxRow; row++) {
                    for (var j = 0; j < len; j++)
                        if (lines[row + j].search(re[j]) == -1)
                            continue outer;

                    var startLine = lines[row];
                    var line = lines[row + len - 1];
                    var startIndex = startLine.length - startLine.match(re[0])[0].length;
                    var endIndex = line.match(re[len - 1])[0].length;

                    if (prevRange && prevRange.end.row === row &&
                        prevRange.end.column > startIndex
                    ) {
                        continue;
                    }
                    ranges.push(prevRange = new Range(
                        row, startIndex, row + len - 1, endIndex
                    ));
                    if (len > 2)
                        row = row + len - 2;
                }
            } else {
                for (var i = 0; i < lines.length; i++) {
                    var matches = lang.getMatchOffsets(lines[i], re);
                    for (var j = 0; j < matches.length; j++) {
                        var match = matches[j];
                        ranges.push(new Range(i, match.offset, i, match.offset + match.length));
                    }
                }
            }

            if (range) {
                var startColumn = range.start.column;
                var endColumn = range.start.column;
                var i = 0, j = ranges.length - 1;
                while (i < j && ranges[i].start.column < startColumn && ranges[i].start.row == range.start.row)
                    i++;

                while (i < j && ranges[j].end.column > endColumn && ranges[j].end.row == range.end.row)
                    j--;

                ranges = ranges.slice(i, j + 1);
                for (i = 0, j = ranges.length; i < j; i++) {
                    ranges[i].start.row += range.start.row;
                    ranges[i].end.row += range.start.row;
                }
            }

            return ranges;
        };
        this.replace = function (input, replacement) {
            var options = this.$options;

            var re = this.$assembleRegExp(options);
            if (options.$isMultiLine)
                return replacement;

            if (!re)
                return;

            var match = re.exec(input);
            if (!match || match[0].length != input.length)
                return null;

            replacement = input.replace(re, replacement);
            if (options.preserveCase) {
                replacement = replacement.split("");
                for (var i = Math.min(input.length, input.length); i--;) {
                    var ch = input[i];
                    if (ch && ch.toLowerCase() != ch)
                        replacement[i] = replacement[i].toUpperCase();
                    else
                        replacement[i] = replacement[i].toLowerCase();
                }
                replacement = replacement.join("");
            }

            return replacement;
        };

        this.$assembleRegExp = function (options, $disableFakeMultiline) {
            if (options.needle instanceof RegExp)
                return options.re = options.needle;

            var needle = options.needle;

            if (!options.needle)
                return options.re = false;

            if (!options.regExp)
                needle = lang.escapeRegExp(needle);

            if (options.wholeWord)
                needle = addWordBoundary(needle, options);

            var modifier = options.caseSensitive ? "gm" : "gmi";

            options.$isMultiLine = !$disableFakeMultiline && /[\n\r]/.test(needle);
            if (options.$isMultiLine)
                return options.re = this.$assembleMultilineRegExp(needle, modifier);

            try {
                var re = new RegExp(needle, modifier);
            } catch (e) {
                re = false;
            }
            return options.re = re;
        };

        this.$assembleMultilineRegExp = function (needle, modifier) {
            var parts = needle.replace(/\r\n|\r|\n/g, "$\n^").split("\n");
            var re = [];
            for (var i = 0; i < parts.length; i++) try {
                re.push(new RegExp(parts[i], modifier));
            } catch (e) {
                return false;
            }
            return re;
        };

        this.$matchIterator = function (session, options) {
            var re = this.$assembleRegExp(options);
            if (!re)
                return false;
            var backwards = options.backwards == true;
            var skipCurrent = options.skipCurrent != false;

            var range = options.range;
            var start = options.start;
            if (!start)
                start = range ? range[backwards ? "end" : "start"] : session.selection.getRange();

            if (start.start)
                start = start[skipCurrent != backwards ? "end" : "start"];

            var firstRow = range ? range.start.row : 0;
            var lastRow = range ? range.end.row : session.getLength() - 1;

            if (backwards) {
                var forEach = function (callback) {
                    var row = start.row;
                    if (forEachInLine(row, start.column, callback))
                        return;
                    for (row--; row >= firstRow; row--)
                        if (forEachInLine(row, Number.MAX_VALUE, callback))
                            return;
                    if (options.wrap == false)
                        return;
                    for (row = lastRow, firstRow = start.row; row >= firstRow; row--)
                        if (forEachInLine(row, Number.MAX_VALUE, callback))
                            return;
                };
            } else {
                var forEach = function (callback) {
                    var row = start.row;
                    if (forEachInLine(row, start.column, callback))
                        return;
                    for (row = row + 1; row <= lastRow; row++)
                        if (forEachInLine(row, 0, callback))
                            return;
                    if (options.wrap == false)
                        return;
                    for (row = firstRow, lastRow = start.row; row <= lastRow; row++)
                        if (forEachInLine(row, 0, callback))
                            return;
                };
            }

            if (options.$isMultiLine) {
                var len = re.length;
                var forEachInLine = function (row, offset, callback) {
                    var startRow = backwards ? row - len + 1 : row;
                    if (startRow < 0) return;
                    var line = session.getLine(startRow);
                    var startIndex = line.search(re[0]);
                    if (!backwards && startIndex < offset || startIndex === -1) return;
                    for (var i = 1; i < len; i++) {
                        line = session.getLine(startRow + i);
                        if (line.search(re[i]) == -1)
                            return;
                    }
                    var endIndex = line.match(re[len - 1])[0].length;
                    if (backwards && endIndex > offset) return;
                    if (callback(startRow, startIndex, startRow + len - 1, endIndex))
                        return true;
                };
            } else if (backwards) {
                var forEachInLine = function (row, endIndex, callback) {
                    var line = session.getLine(row);
                    var matches = [];
                    var m, last = 0;
                    re.lastIndex = 0;
                    while ((m = re.exec(line))) {
                        var length = m[0].length;
                        last = m.index;
                        if (!length) {
                            if (last >= line.length) break;
                            re.lastIndex = last += 1;
                        }
                        if (m.index + length > endIndex)
                            break;
                        matches.push(m.index, length);
                    }
                    for (var i = matches.length - 1; i >= 0; i -= 2) {
                        var column = matches[i - 1];
                        var length = matches[i];
                        if (callback(row, column, row, column + length))
                            return true;
                    }
                };
            } else {
                var forEachInLine = function (row, startIndex, callback) {
                    var line = session.getLine(row);
                    var m;
                    var last = startIndex;
                    re.lastIndex = startIndex;
                    while ((m = re.exec(line))) {
                        var length = m[0].length;
                        last = m.index;
                        if (callback(row, last, row, last + length))
                            return true;
                        if (!length) {
                            re.lastIndex = last += 1;
                            if (last >= line.length) return false;
                        }
                    }
                };
            }
            return {forEach: forEach};
        };

    }).call(Search.prototype);

    function addWordBoundary(needle, options) {
        function wordBoundary(c) {
            if (/\w/.test(c) || options.regExp) return "\\b";
            return "";
        }

        return wordBoundary(needle[0]) + needle
            + wordBoundary(needle[needle.length - 1]);
    }

    exports.Search = Search;
});

define("ace/keyboard/hash_handler", ["require", "exports", "module", "ace/lib/keys", "ace/lib/useragent"], function (require, exports, module) {
    "use strict";

    var keyUtil = require("../lib/keys");
    var useragent = require("../lib/useragent");
    var KEY_MODS = keyUtil.KEY_MODS;

    function HashHandler(config, platform) {
        this.platform = platform || (useragent.isMac ? "mac" : "win");
        this.commands = {};
        this.commandKeyBinding = {};
        this.addCommands(config);
        this.$singleCommand = true;
    }

    function MultiHashHandler(config, platform) {
        HashHandler.call(this, config, platform);
        this.$singleCommand = false;
    }

    MultiHashHandler.prototype = HashHandler.prototype;

    (function () {


        this.addCommand = function (command) {
            if (this.commands[command.name])
                this.removeCommand(command);

            this.commands[command.name] = command;

            if (command.bindKey)
                this._buildKeyHash(command);
        };

        this.removeCommand = function (command, keepCommand) {
            var name = command && (typeof command === 'string' ? command : command.name);
            command = this.commands[name];
            if (!keepCommand)
                delete this.commands[name];
            var ckb = this.commandKeyBinding;
            for (var keyId in ckb) {
                var cmdGroup = ckb[keyId];
                if (cmdGroup == command) {
                    delete ckb[keyId];
                } else if (Array.isArray(cmdGroup)) {
                    var i = cmdGroup.indexOf(command);
                    if (i != -1) {
                        cmdGroup.splice(i, 1);
                        if (cmdGroup.length == 1)
                            ckb[keyId] = cmdGroup[0];
                    }
                }
            }
        };

        this.bindKey = function (key, command, position) {
            if (typeof key == "object" && key) {
                if (position == undefined)
                    position = key.position;
                key = key[this.platform];
            }
            if (!key)
                return;
            if (typeof command == "function")
                return this.addCommand({exec: command, bindKey: key, name: command.name || key});

            key.split("|").forEach(function (keyPart) {
                var chain = "";
                if (keyPart.indexOf(" ") != -1) {
                    var parts = keyPart.split(/\s+/);
                    keyPart = parts.pop();
                    parts.forEach(function (keyPart) {
                        var binding = this.parseKeys(keyPart);
                        var id = KEY_MODS[binding.hashId] + binding.key;
                        chain += (chain ? " " : "") + id;
                        this._addCommandToBinding(chain, "chainKeys");
                    }, this);
                    chain += " ";
                }
                var binding = this.parseKeys(keyPart);
                var id = KEY_MODS[binding.hashId] + binding.key;
                this._addCommandToBinding(chain + id, command, position);
            }, this);
        };

        function getPosition(command) {
            return typeof command == "object" && command.bindKey
                && command.bindKey.position
                || (command.isDefault ? -100 : 0);
        }

        this._addCommandToBinding = function (keyId, command, position) {
            var ckb = this.commandKeyBinding, i;
            if (!command) {
                delete ckb[keyId];
            } else if (!ckb[keyId] || this.$singleCommand) {
                ckb[keyId] = command;
            } else {
                if (!Array.isArray(ckb[keyId])) {
                    ckb[keyId] = [ckb[keyId]];
                } else if ((i = ckb[keyId].indexOf(command)) != -1) {
                    ckb[keyId].splice(i, 1);
                }

                if (typeof position != "number") {
                    position = getPosition(command);
                }

                var commands = ckb[keyId];
                for (i = 0; i < commands.length; i++) {
                    var other = commands[i];
                    var otherPos = getPosition(other);
                    if (otherPos > position)
                        break;
                }
                commands.splice(i, 0, command);
            }
        };

        this.addCommands = function (commands) {
            commands && Object.keys(commands).forEach(function (name) {
                var command = commands[name];
                if (!command)
                    return;

                if (typeof command === "string")
                    return this.bindKey(command, name);

                if (typeof command === "function")
                    command = {exec: command};

                if (typeof command !== "object")
                    return;

                if (!command.name)
                    command.name = name;

                this.addCommand(command);
            }, this);
        };

        this.removeCommands = function (commands) {
            Object.keys(commands).forEach(function (name) {
                this.removeCommand(commands[name]);
            }, this);
        };

        this.bindKeys = function (keyList) {
            Object.keys(keyList).forEach(function (key) {
                this.bindKey(key, keyList[key]);
            }, this);
        };

        this._buildKeyHash = function (command) {
            this.bindKey(command.bindKey, command);
        };
        this.parseKeys = function (keys) {
            var parts = keys.toLowerCase().split(/[\-\+]([\-\+])?/).filter(function (x) {
                return x;
            });
            var key = parts.pop();

            var keyCode = keyUtil[key];
            if (keyUtil.FUNCTION_KEYS[keyCode])
                key = keyUtil.FUNCTION_KEYS[keyCode].toLowerCase();
            else if (!parts.length)
                return {key: key, hashId: -1};
            else if (parts.length == 1 && parts[0] == "shift")
                return {key: key.toUpperCase(), hashId: -1};

            var hashId = 0;
            for (var i = parts.length; i--;) {
                var modifier = keyUtil.KEY_MODS[parts[i]];
                if (modifier == null) {
                    if (typeof console != "undefined")
                        console.error("invalid modifier " + parts[i] + " in " + keys);
                    return false;
                }
                hashId |= modifier;
            }
            return {key: key, hashId: hashId};
        };

        this.findKeyCommand = function findKeyCommand(hashId, keyString) {
            var key = KEY_MODS[hashId] + keyString;
            return this.commandKeyBinding[key];
        };

        this.handleKeyboard = function (data, hashId, keyString, keyCode) {
            if (keyCode < 0) return;
            var key = KEY_MODS[hashId] + keyString;
            var command = this.commandKeyBinding[key];
            if (data.$keyChain) {
                data.$keyChain += " " + key;
                command = this.commandKeyBinding[data.$keyChain] || command;
            }

            if (command) {
                if (command == "chainKeys" || command[command.length - 1] == "chainKeys") {
                    data.$keyChain = data.$keyChain || key;
                    return {command: "null"};
                }
            }

            if (data.$keyChain) {
                if ((!hashId || hashId == 4) && keyString.length == 1)
                    data.$keyChain = data.$keyChain.slice(0, -key.length - 1); // wait for input
                else if (hashId == -1 || keyCode > 0)
                    data.$keyChain = ""; // reset keyChain
            }
            return {command: command};
        };

        this.getStatusText = function (editor, data) {
            return data.$keyChain || "";
        };

    }).call(HashHandler.prototype);

    exports.HashHandler = HashHandler;
    exports.MultiHashHandler = MultiHashHandler;
});

define("ace/commands/command_manager", ["require", "exports", "module", "ace/lib/oop", "ace/keyboard/hash_handler", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var oop = require("../lib/oop");
    var MultiHashHandler = require("../keyboard/hash_handler").MultiHashHandler;
    var EventEmitter = require("../lib/event_emitter").EventEmitter;

    var CommandManager = function (platform, commands) {
        MultiHashHandler.call(this, commands, platform);
        this.byName = this.commands;
        this.setDefaultHandler("exec", function (e) {
            return e.command.exec(e.editor, e.args || {});
        });
    };

    oop.inherits(CommandManager, MultiHashHandler);

    (function () {

        oop.implement(this, EventEmitter);

        this.exec = function (command, editor, args) {
            if (Array.isArray(command)) {
                for (var i = command.length; i--;) {
                    if (this.exec(command[i], editor, args)) return true;
                }
                return false;
            }

            if (typeof command === "string")
                command = this.commands[command];

            if (!command)
                return false;

            if (editor && editor.$readOnly && !command.readOnly)
                return false;

            if (command.isAvailable && !command.isAvailable(editor))
                return false;

            var e = {editor: editor, command: command, args: args};
            e.returnValue = this._emit("exec", e);
            this._signal("afterExec", e);

            return e.returnValue === false ? false : true;
        };

        this.toggleRecording = function (editor) {
            if (this.$inReplay)
                return;

            editor && editor._emit("changeStatus");
            if (this.recording) {
                this.macro.pop();
                this.removeEventListener("exec", this.$addCommandToMacro);

                if (!this.macro.length)
                    this.macro = this.oldMacro;

                return this.recording = false;
            }
            if (!this.$addCommandToMacro) {
                this.$addCommandToMacro = function (e) {
                    this.macro.push([e.command, e.args]);
                }.bind(this);
            }

            this.oldMacro = this.macro;
            this.macro = [];
            this.on("exec", this.$addCommandToMacro);
            return this.recording = true;
        };

        this.replay = function (editor) {
            if (this.$inReplay || !this.macro)
                return;

            if (this.recording)
                return this.toggleRecording(editor);

            try {
                this.$inReplay = true;
                this.macro.forEach(function (x) {
                    if (typeof x == "string")
                        this.exec(x, editor);
                    else
                        this.exec(x[0], editor, x[1]);
                }, this);
            } finally {
                this.$inReplay = false;
            }
        };

        this.trimMacro = function (m) {
            return m.map(function (x) {
                if (typeof x[0] != "string")
                    x[0] = x[0].name;
                if (!x[1])
                    x = x[0];
                return x;
            });
        };

    }).call(CommandManager.prototype);

    exports.CommandManager = CommandManager;

});

define("ace/commands/default_commands", ["require", "exports", "module", "ace/lib/lang", "ace/config", "ace/range"], function (require, exports, module) {
    "use strict";

    var lang = require("../lib/lang");
    var config = require("../config");
    var Range = require("../range").Range;

    function bindKey(win, mac) {
        return {win: win, mac: mac};
    }

    exports.commands = [{
        name: "showSettingsMenu",
        bindKey: bindKey("Ctrl-,", "Command-,"),
        exec: function (editor) {
            config.loadModule("ace/ext/settings_menu", function (module) {
                module.init(editor);
                editor.showSettingsMenu();
            });
        },
        readOnly: true
    }, {
        name: "goToNextError",
        bindKey: bindKey("Alt-E", "F4"),
        exec: function (editor) {
            config.loadModule("ace/ext/error_marker", function (module) {
                module.showErrorMarker(editor, 1);
            });
        },
        scrollIntoView: "animate",
        readOnly: true
    }, {
        name: "goToPreviousError",
        bindKey: bindKey("Alt-Shift-E", "Shift-F4"),
        exec: function (editor) {
            config.loadModule("ace/ext/error_marker", function (module) {
                module.showErrorMarker(editor, -1);
            });
        },
        scrollIntoView: "animate",
        readOnly: true
    }, {
        name: "selectall",
        bindKey: bindKey("Ctrl-A", "Command-A"),
        exec: function (editor) {
            editor.selectAll();
        },
        readOnly: true
    }, {
        name: "centerselection",
        bindKey: bindKey(null, "Ctrl-L"),
        exec: function (editor) {
            editor.centerSelection();
        },
        readOnly: true
    }, {
        name: "gotoline",
        bindKey: bindKey("Ctrl-L", "Command-L"),
        exec: function (editor) {
            var line = parseInt(prompt("Enter line number:"), 10);
            if (!isNaN(line)) {
                editor.gotoLine(line);
            }
        },
        readOnly: true
    }, {
        name: "fold",
        bindKey: bindKey("Alt-L|Ctrl-F1", "Command-Alt-L|Command-F1"),
        exec: function (editor) {
            editor.session.toggleFold(false);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "unfold",
        bindKey: bindKey("Alt-Shift-L|Ctrl-Shift-F1", "Command-Alt-Shift-L|Command-Shift-F1"),
        exec: function (editor) {
            editor.session.toggleFold(true);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "toggleFoldWidget",
        bindKey: bindKey("F2", "F2"),
        exec: function (editor) {
            editor.session.toggleFoldWidget();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "toggleParentFoldWidget",
        bindKey: bindKey("Alt-F2", "Alt-F2"),
        exec: function (editor) {
            editor.session.toggleFoldWidget(true);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "foldall",
        bindKey: bindKey(null, "Ctrl-Command-Option-0"),
        exec: function (editor) {
            editor.session.foldAll();
        },
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "foldOther",
        bindKey: bindKey("Alt-0", "Command-Option-0"),
        exec: function (editor) {
            editor.session.foldAll();
            editor.session.unfold(editor.selection.getAllRanges());
        },
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "unfoldall",
        bindKey: bindKey("Alt-Shift-0", "Command-Option-Shift-0"),
        exec: function (editor) {
            editor.session.unfold();
        },
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "findnext",
        bindKey: bindKey("Ctrl-K", "Command-G"),
        exec: function (editor) {
            editor.findNext();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "findprevious",
        bindKey: bindKey("Ctrl-Shift-K", "Command-Shift-G"),
        exec: function (editor) {
            editor.findPrevious();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "center",
        readOnly: true
    }, {
        name: "selectOrFindNext",
        bindKey: bindKey("Alt-K", "Ctrl-G"),
        exec: function (editor) {
            if (editor.selection.isEmpty())
                editor.selection.selectWord();
            else
                editor.findNext();
        },
        readOnly: true
    }, {
        name: "selectOrFindPrevious",
        bindKey: bindKey("Alt-Shift-K", "Ctrl-Shift-G"),
        exec: function (editor) {
            if (editor.selection.isEmpty())
                editor.selection.selectWord();
            else
                editor.findPrevious();
        },
        readOnly: true
    }, {
        name: "find",
        bindKey: bindKey("Ctrl-F", "Command-F"),
        exec: function (editor) {
            config.loadModule("ace/ext/searchbox", function (e) {
                e.Search(editor);
            });
        },
        readOnly: true
    }, {
        name: "overwrite",
        bindKey: "Insert",
        exec: function (editor) {
            editor.toggleOverwrite();
        },
        readOnly: true
    }, {
        name: "selecttostart",
        bindKey: bindKey("Ctrl-Shift-Home", "Command-Shift-Home|Command-Shift-Up"),
        exec: function (editor) {
            editor.getSelection().selectFileStart();
        },
        multiSelectAction: "forEach",
        readOnly: true,
        scrollIntoView: "animate",
        aceCommandGroup: "fileJump"
    }, {
        name: "gotostart",
        bindKey: bindKey("Ctrl-Home", "Command-Home|Command-Up"),
        exec: function (editor) {
            editor.navigateFileStart();
        },
        multiSelectAction: "forEach",
        readOnly: true,
        scrollIntoView: "animate",
        aceCommandGroup: "fileJump"
    }, {
        name: "selectup",
        bindKey: bindKey("Shift-Up", "Shift-Up|Ctrl-Shift-P"),
        exec: function (editor) {
            editor.getSelection().selectUp();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "golineup",
        bindKey: bindKey("Up", "Up|Ctrl-P"),
        exec: function (editor, args) {
            editor.navigateUp(args.times);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selecttoend",
        bindKey: bindKey("Ctrl-Shift-End", "Command-Shift-End|Command-Shift-Down"),
        exec: function (editor) {
            editor.getSelection().selectFileEnd();
        },
        multiSelectAction: "forEach",
        readOnly: true,
        scrollIntoView: "animate",
        aceCommandGroup: "fileJump"
    }, {
        name: "gotoend",
        bindKey: bindKey("Ctrl-End", "Command-End|Command-Down"),
        exec: function (editor) {
            editor.navigateFileEnd();
        },
        multiSelectAction: "forEach",
        readOnly: true,
        scrollIntoView: "animate",
        aceCommandGroup: "fileJump"
    }, {
        name: "selectdown",
        bindKey: bindKey("Shift-Down", "Shift-Down|Ctrl-Shift-N"),
        exec: function (editor) {
            editor.getSelection().selectDown();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "golinedown",
        bindKey: bindKey("Down", "Down|Ctrl-N"),
        exec: function (editor, args) {
            editor.navigateDown(args.times);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectwordleft",
        bindKey: bindKey("Ctrl-Shift-Left", "Option-Shift-Left"),
        exec: function (editor) {
            editor.getSelection().selectWordLeft();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "gotowordleft",
        bindKey: bindKey("Ctrl-Left", "Option-Left"),
        exec: function (editor) {
            editor.navigateWordLeft();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selecttolinestart",
        bindKey: bindKey("Alt-Shift-Left", "Command-Shift-Left|Ctrl-Shift-A"),
        exec: function (editor) {
            editor.getSelection().selectLineStart();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "gotolinestart",
        bindKey: bindKey("Alt-Left|Home", "Command-Left|Home|Ctrl-A"),
        exec: function (editor) {
            editor.navigateLineStart();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectleft",
        bindKey: bindKey("Shift-Left", "Shift-Left|Ctrl-Shift-B"),
        exec: function (editor) {
            editor.getSelection().selectLeft();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "gotoleft",
        bindKey: bindKey("Left", "Left|Ctrl-B"),
        exec: function (editor, args) {
            editor.navigateLeft(args.times);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectwordright",
        bindKey: bindKey("Ctrl-Shift-Right", "Option-Shift-Right"),
        exec: function (editor) {
            editor.getSelection().selectWordRight();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "gotowordright",
        bindKey: bindKey("Ctrl-Right", "Option-Right"),
        exec: function (editor) {
            editor.navigateWordRight();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selecttolineend",
        bindKey: bindKey("Alt-Shift-Right", "Command-Shift-Right|Shift-End|Ctrl-Shift-E"),
        exec: function (editor) {
            editor.getSelection().selectLineEnd();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "gotolineend",
        bindKey: bindKey("Alt-Right|End", "Command-Right|End|Ctrl-E"),
        exec: function (editor) {
            editor.navigateLineEnd();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectright",
        bindKey: bindKey("Shift-Right", "Shift-Right"),
        exec: function (editor) {
            editor.getSelection().selectRight();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "gotoright",
        bindKey: bindKey("Right", "Right|Ctrl-F"),
        exec: function (editor, args) {
            editor.navigateRight(args.times);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectpagedown",
        bindKey: "Shift-PageDown",
        exec: function (editor) {
            editor.selectPageDown();
        },
        readOnly: true
    }, {
        name: "pagedown",
        bindKey: bindKey(null, "Option-PageDown"),
        exec: function (editor) {
            editor.scrollPageDown();
        },
        readOnly: true
    }, {
        name: "gotopagedown",
        bindKey: bindKey("PageDown", "PageDown|Ctrl-V"),
        exec: function (editor) {
            editor.gotoPageDown();
        },
        readOnly: true
    }, {
        name: "selectpageup",
        bindKey: "Shift-PageUp",
        exec: function (editor) {
            editor.selectPageUp();
        },
        readOnly: true
    }, {
        name: "pageup",
        bindKey: bindKey(null, "Option-PageUp"),
        exec: function (editor) {
            editor.scrollPageUp();
        },
        readOnly: true
    }, {
        name: "gotopageup",
        bindKey: "PageUp",
        exec: function (editor) {
            editor.gotoPageUp();
        },
        readOnly: true
    }, {
        name: "scrollup",
        bindKey: bindKey("Ctrl-Up", null),
        exec: function (e) {
            e.renderer.scrollBy(0, -2 * e.renderer.layerConfig.lineHeight);
        },
        readOnly: true
    }, {
        name: "scrolldown",
        bindKey: bindKey("Ctrl-Down", null),
        exec: function (e) {
            e.renderer.scrollBy(0, 2 * e.renderer.layerConfig.lineHeight);
        },
        readOnly: true
    }, {
        name: "selectlinestart",
        bindKey: "Shift-Home",
        exec: function (editor) {
            editor.getSelection().selectLineStart();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectlineend",
        bindKey: "Shift-End",
        exec: function (editor) {
            editor.getSelection().selectLineEnd();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "togglerecording",
        bindKey: bindKey("Ctrl-Alt-E", "Command-Option-E"),
        exec: function (editor) {
            editor.commands.toggleRecording(editor);
        },
        readOnly: true
    }, {
        name: "replaymacro",
        bindKey: bindKey("Ctrl-Shift-E", "Command-Shift-E"),
        exec: function (editor) {
            editor.commands.replay(editor);
        },
        readOnly: true
    }, {
        name: "jumptomatching",
        bindKey: bindKey("Ctrl-P", "Ctrl-P"),
        exec: function (editor) {
            editor.jumpToMatching();
        },
        multiSelectAction: "forEach",
        scrollIntoView: "animate",
        readOnly: true
    }, {
        name: "selecttomatching",
        bindKey: bindKey("Ctrl-Shift-P", "Ctrl-Shift-P"),
        exec: function (editor) {
            editor.jumpToMatching(true);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "animate",
        readOnly: true
    }, {
        name: "expandToMatching",
        bindKey: bindKey("Ctrl-Shift-M", "Ctrl-Shift-M"),
        exec: function (editor) {
            editor.jumpToMatching(true, true);
        },
        multiSelectAction: "forEach",
        scrollIntoView: "animate",
        readOnly: true
    }, {
        name: "passKeysToBrowser",
        bindKey: bindKey(null, null),
        exec: function () {
        },
        passEvent: true,
        readOnly: true
    }, {
        name: "copy",
        exec: function (editor) {
        },
        readOnly: true
    },
        {
            name: "cut",
            exec: function (editor) {
                var range = editor.getSelectionRange();
                editor._emit("cut", range);

                if (!editor.selection.isEmpty()) {
                    editor.session.remove(range);
                    editor.clearSelection();
                }
            },
            scrollIntoView: "cursor",
            multiSelectAction: "forEach"
        }, {
            name: "paste",
            exec: function (editor, args) {
                editor.$handlePaste(args);
            },
            scrollIntoView: "cursor"
        }, {
            name: "removeline",
            bindKey: bindKey("Ctrl-D", "Command-D"),
            exec: function (editor) {
                editor.removeLines();
            },
            scrollIntoView: "cursor",
            multiSelectAction: "forEachLine"
        }, {
            name: "duplicateSelection",
            bindKey: bindKey("Ctrl-Shift-D", "Command-Shift-D"),
            exec: function (editor) {
                editor.duplicateSelection();
            },
            scrollIntoView: "cursor",
            multiSelectAction: "forEach"
        }, {
            name: "sortlines",
            bindKey: bindKey("Ctrl-Alt-S", "Command-Alt-S"),
            exec: function (editor) {
                editor.sortLines();
            },
            scrollIntoView: "selection",
            multiSelectAction: "forEachLine"
        }, {
            name: "togglecomment",
            bindKey: bindKey("Ctrl-/", "Command-/"),
            exec: function (editor) {
                editor.toggleCommentLines();
            },
            multiSelectAction: "forEachLine",
            scrollIntoView: "selectionPart"
        }, {
            name: "toggleBlockComment",
            bindKey: bindKey("Ctrl-Shift-/", "Command-Shift-/"),
            exec: function (editor) {
                editor.toggleBlockComment();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "selectionPart"
        }, {
            name: "modifyNumberUp",
            bindKey: bindKey("Ctrl-Shift-Up", "Alt-Shift-Up"),
            exec: function (editor) {
                editor.modifyNumber(1);
            },
            scrollIntoView: "cursor",
            multiSelectAction: "forEach"
        }, {
            name: "modifyNumberDown",
            bindKey: bindKey("Ctrl-Shift-Down", "Alt-Shift-Down"),
            exec: function (editor) {
                editor.modifyNumber(-1);
            },
            scrollIntoView: "cursor",
            multiSelectAction: "forEach"
        }, {
            name: "replace",
            bindKey: bindKey("Ctrl-H", "Command-Option-F"),
            exec: function (editor) {
                config.loadModule("ace/ext/searchbox", function (e) {
                    e.Search(editor, true);
                });
            }
        }, {
            name: "undo",
            bindKey: bindKey("Ctrl-Z", "Command-Z"),
            exec: function (editor) {
                editor.undo();
            }
        }, {
            name: "redo",
            bindKey: bindKey("Ctrl-Shift-Z|Ctrl-Y", "Command-Shift-Z|Command-Y"),
            exec: function (editor) {
                editor.redo();
            }
        }, {
            name: "copylinesup",
            bindKey: bindKey("Alt-Shift-Up", "Command-Option-Up"),
            exec: function (editor) {
                editor.copyLinesUp();
            },
            scrollIntoView: "cursor"
        }, {
            name: "movelinesup",
            bindKey: bindKey("Alt-Up", "Option-Up"),
            exec: function (editor) {
                editor.moveLinesUp();
            },
            scrollIntoView: "cursor"
        }, {
            name: "copylinesdown",
            bindKey: bindKey("Alt-Shift-Down", "Command-Option-Down"),
            exec: function (editor) {
                editor.copyLinesDown();
            },
            scrollIntoView: "cursor"
        }, {
            name: "movelinesdown",
            bindKey: bindKey("Alt-Down", "Option-Down"),
            exec: function (editor) {
                editor.moveLinesDown();
            },
            scrollIntoView: "cursor"
        }, {
            name: "del",
            bindKey: bindKey("Delete", "Delete|Ctrl-D|Shift-Delete"),
            exec: function (editor) {
                editor.remove("right");
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "backspace",
            bindKey: bindKey(
                "Shift-Backspace|Backspace",
                "Ctrl-Backspace|Shift-Backspace|Backspace|Ctrl-H"
            ),
            exec: function (editor) {
                editor.remove("left");
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "cut_or_delete",
            bindKey: bindKey("Shift-Delete", null),
            exec: function (editor) {
                if (editor.selection.isEmpty()) {
                    editor.remove("left");
                } else {
                    return false;
                }
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "removetolinestart",
            bindKey: bindKey("Alt-Backspace", "Command-Backspace"),
            exec: function (editor) {
                editor.removeToLineStart();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "removetolineend",
            bindKey: bindKey("Alt-Delete", "Ctrl-K|Command-Delete"),
            exec: function (editor) {
                editor.removeToLineEnd();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "removetolinestarthard",
            bindKey: bindKey("Ctrl-Shift-Backspace", null),
            exec: function (editor) {
                var range = editor.selection.getRange();
                range.start.column = 0;
                editor.session.remove(range);
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "removetolineendhard",
            bindKey: bindKey("Ctrl-Shift-Delete", null),
            exec: function (editor) {
                var range = editor.selection.getRange();
                range.end.column = Number.MAX_VALUE;
                editor.session.remove(range);
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "removewordleft",
            bindKey: bindKey("Ctrl-Backspace", "Alt-Backspace|Ctrl-Alt-Backspace"),
            exec: function (editor) {
                editor.removeWordLeft();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "removewordright",
            bindKey: bindKey("Ctrl-Delete", "Alt-Delete"),
            exec: function (editor) {
                editor.removeWordRight();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "outdent",
            bindKey: bindKey("Shift-Tab", "Shift-Tab"),
            exec: function (editor) {
                editor.blockOutdent();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "selectionPart"
        }, {
            name: "indent",
            bindKey: bindKey("Tab", "Tab"),
            exec: function (editor) {
                editor.indent();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "selectionPart"
        }, {
            name: "blockoutdent",
            bindKey: bindKey("Ctrl-[", "Ctrl-["),
            exec: function (editor) {
                editor.blockOutdent();
            },
            multiSelectAction: "forEachLine",
            scrollIntoView: "selectionPart"
        }, {
            name: "blockindent",
            bindKey: bindKey("Ctrl-]", "Ctrl-]"),
            exec: function (editor) {
                editor.blockIndent();
            },
            multiSelectAction: "forEachLine",
            scrollIntoView: "selectionPart"
        }, {
            name: "insertstring",
            exec: function (editor, str) {
                editor.insert(str);
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "inserttext",
            exec: function (editor, args) {
                editor.insert(lang.stringRepeat(args.text || "", args.times || 1));
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "splitline",
            bindKey: bindKey(null, "Ctrl-O"),
            exec: function (editor) {
                editor.splitLine();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "transposeletters",
            bindKey: bindKey("Alt-Shift-X", "Ctrl-T"),
            exec: function (editor) {
                editor.transposeLetters();
            },
            multiSelectAction: function (editor) {
                editor.transposeSelections(1);
            },
            scrollIntoView: "cursor"
        }, {
            name: "touppercase",
            bindKey: bindKey("Ctrl-U", "Ctrl-U"),
            exec: function (editor) {
                editor.toUpperCase();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "tolowercase",
            bindKey: bindKey("Ctrl-Shift-U", "Ctrl-Shift-U"),
            exec: function (editor) {
                editor.toLowerCase();
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor"
        }, {
            name: "expandtoline",
            bindKey: bindKey("Ctrl-Shift-L", "Command-Shift-L"),
            exec: function (editor) {
                var range = editor.selection.getRange();

                range.start.column = range.end.column = 0;
                range.end.row++;
                editor.selection.setRange(range, false);
            },
            multiSelectAction: "forEach",
            scrollIntoView: "cursor",
            readOnly: true
        }, {
            name: "joinlines",
            bindKey: bindKey(null, null),
            exec: function (editor) {
                var isBackwards = editor.selection.isBackwards();
                var selectionStart = isBackwards ? editor.selection.getSelectionLead() : editor.selection.getSelectionAnchor();
                var selectionEnd = isBackwards ? editor.selection.getSelectionAnchor() : editor.selection.getSelectionLead();
                var firstLineEndCol = editor.session.doc.getLine(selectionStart.row).length;
                var selectedText = editor.session.doc.getTextRange(editor.selection.getRange());
                var selectedCount = selectedText.replace(/\n\s*/, " ").length;
                var insertLine = editor.session.doc.getLine(selectionStart.row);

                for (var i = selectionStart.row + 1; i <= selectionEnd.row + 1; i++) {
                    var curLine = lang.stringTrimLeft(lang.stringTrimRight(editor.session.doc.getLine(i)));
                    if (curLine.length !== 0) {
                        curLine = " " + curLine;
                    }
                    insertLine += curLine;
                }

                if (selectionEnd.row + 1 < (editor.session.doc.getLength() - 1)) {
                    insertLine += editor.session.doc.getNewLineCharacter();
                }

                editor.clearSelection();
                editor.session.doc.replace(new Range(selectionStart.row, 0, selectionEnd.row + 2, 0), insertLine);

                if (selectedCount > 0) {
                    editor.selection.moveCursorTo(selectionStart.row, selectionStart.column);
                    editor.selection.selectTo(selectionStart.row, selectionStart.column + selectedCount);
                } else {
                    firstLineEndCol = editor.session.doc.getLine(selectionStart.row).length > firstLineEndCol ? (firstLineEndCol + 1) : firstLineEndCol;
                    editor.selection.moveCursorTo(selectionStart.row, firstLineEndCol);
                }
            },
            multiSelectAction: "forEach",
            readOnly: true
        }, {
            name: "invertSelection",
            bindKey: bindKey(null, null),
            exec: function (editor) {
                var endRow = editor.session.doc.getLength() - 1;
                var endCol = editor.session.doc.getLine(endRow).length;
                var ranges = editor.selection.rangeList.ranges;
                var newRanges = [];
                if (ranges.length < 1) {
                    ranges = [editor.selection.getRange()];
                }

                for (var i = 0; i < ranges.length; i++) {
                    if (i == (ranges.length - 1)) {
                        if (!(ranges[i].end.row === endRow && ranges[i].end.column === endCol)) {
                            newRanges.push(new Range(ranges[i].end.row, ranges[i].end.column, endRow, endCol));
                        }
                    }

                    if (i === 0) {
                        if (!(ranges[i].start.row === 0 && ranges[i].start.column === 0)) {
                            newRanges.push(new Range(0, 0, ranges[i].start.row, ranges[i].start.column));
                        }
                    } else {
                        newRanges.push(new Range(ranges[i - 1].end.row, ranges[i - 1].end.column, ranges[i].start.row, ranges[i].start.column));
                    }
                }

                editor.exitMultiSelectMode();
                editor.clearSelection();

                for (var i = 0; i < newRanges.length; i++) {
                    editor.selection.addRange(newRanges[i], false);
                }
            },
            readOnly: true,
            scrollIntoView: "none"
        }];

});

define("ace/editor", ["require", "exports", "module", "ace/lib/fixoldbrowsers", "ace/lib/oop", "ace/lib/dom", "ace/lib/lang", "ace/lib/useragent", "ace/keyboard/textinput", "ace/mouse/mouse_handler", "ace/mouse/fold_handler", "ace/keyboard/keybinding", "ace/edit_session", "ace/search", "ace/range", "ace/lib/event_emitter", "ace/commands/command_manager", "ace/commands/default_commands", "ace/config", "ace/token_iterator"], function (require, exports, module) {
    "use strict";

    require("./lib/fixoldbrowsers");

    var oop = require("./lib/oop");
    var dom = require("./lib/dom");
    var lang = require("./lib/lang");
    var useragent = require("./lib/useragent");
    var TextInput = require("./keyboard/textinput").TextInput;
    var MouseHandler = require("./mouse/mouse_handler").MouseHandler;
    var FoldHandler = require("./mouse/fold_handler").FoldHandler;
    var KeyBinding = require("./keyboard/keybinding").KeyBinding;
    var EditSession = require("./edit_session").EditSession;
    var Search = require("./search").Search;
    var Range = require("./range").Range;
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var CommandManager = require("./commands/command_manager").CommandManager;
    var defaultCommands = require("./commands/default_commands").commands;
    var config = require("./config");
    var TokenIterator = require("./token_iterator").TokenIterator;
    var Editor = function (renderer, session) {
        var container = renderer.getContainerElement();
        this.container = container;
        this.renderer = renderer;
        this.id = "editor" + (++Editor.$uid);

        this.commands = new CommandManager(useragent.isMac ? "mac" : "win", defaultCommands);
        if (typeof document == "object") {
            this.textInput = new TextInput(renderer.getTextAreaContainer(), this);
            this.renderer.textarea = this.textInput.getElement();
            this.$mouseHandler = new MouseHandler(this);
            new FoldHandler(this);
        }

        this.keyBinding = new KeyBinding(this);

        this.$blockScrolling = 0;
        this.$search = new Search().set({
            wrap: true
        });

        this.$historyTracker = this.$historyTracker.bind(this);
        this.commands.on("exec", this.$historyTracker);

        this.$initOperationListeners();

        this._$emitInputEvent = lang.delayedCall(function () {
            this._signal("input", {});
            if (this.session && this.session.bgTokenizer)
                this.session.bgTokenizer.scheduleStart();
        }.bind(this));

        this.on("change", function (_, _self) {
            _self._$emitInputEvent.schedule(31);
        });

        this.setSession(session || new EditSession(""));
        config.resetOptions(this);
        config._signal("editor", this);
    };

    Editor.$uid = 0;

    (function () {

        oop.implement(this, EventEmitter);

        this.$initOperationListeners = function () {
            function last(a) {
                return a[a.length - 1];
            }

            this.selections = [];
            this.commands.on("exec", this.startOperation.bind(this), true);
            this.commands.on("afterExec", this.endOperation.bind(this), true);

            this.$opResetTimer = lang.delayedCall(this.endOperation.bind(this));

            this.on("change", function () {
                this.curOp || this.startOperation();
                this.curOp.docChanged = true;
            }.bind(this), true);

            this.on("changeSelection", function () {
                this.curOp || this.startOperation();
                this.curOp.selectionChanged = true;
            }.bind(this), true);
        };

        this.curOp = null;
        this.prevOp = {};
        this.startOperation = function (commadEvent) {
            if (this.curOp) {
                if (!commadEvent || this.curOp.command)
                    return;
                this.prevOp = this.curOp;
            }
            if (!commadEvent) {
                this.previousCommand = null;
                commadEvent = {};
            }

            this.$opResetTimer.schedule();
            this.curOp = {
                command: commadEvent.command || {},
                args: commadEvent.args,
                scrollTop: this.renderer.scrollTop
            };
            if (this.curOp.command.name && this.curOp.command.scrollIntoView !== undefined)
                this.$blockScrolling++;
        };

        this.endOperation = function (e) {
            if (this.curOp) {
                if (e && e.returnValue === false)
                    return this.curOp = null;
                this._signal("beforeEndOperation");
                var command = this.curOp.command;
                if (command.name && this.$blockScrolling > 0)
                    this.$blockScrolling--;
                var scrollIntoView = command && command.scrollIntoView;
                if (scrollIntoView) {
                    switch (scrollIntoView) {
                        case "center-animate":
                            scrollIntoView = "animate";
                        case "center":
                            this.renderer.scrollCursorIntoView(null, 0.5);
                            break;
                        case "animate":
                        case "cursor":
                            this.renderer.scrollCursorIntoView();
                            break;
                        case "selectionPart":
                            var range = this.selection.getRange();
                            var config = this.renderer.layerConfig;
                            if (range.start.row >= config.lastRow || range.end.row <= config.firstRow) {
                                this.renderer.scrollSelectionIntoView(this.selection.anchor, this.selection.lead);
                            }
                            break;
                        default:
                            break;
                    }
                    if (scrollIntoView == "animate")
                        this.renderer.animateScrolling(this.curOp.scrollTop);
                }

                this.prevOp = this.curOp;
                this.curOp = null;
            }
        };
        this.$mergeableCommands = ["backspace", "del", "insertstring"];
        this.$historyTracker = function (e) {
            if (!this.$mergeUndoDeltas)
                return;

            var prev = this.prevOp;
            var mergeableCommands = this.$mergeableCommands;
            var shouldMerge = prev.command && (e.command.name == prev.command.name);
            if (e.command.name == "insertstring") {
                var text = e.args;
                if (this.mergeNextCommand === undefined)
                    this.mergeNextCommand = true;

                shouldMerge = shouldMerge
                    && this.mergeNextCommand // previous command allows to coalesce with
                    && (!/\s/.test(text) || /\s/.test(prev.args)); // previous insertion was of same type

                this.mergeNextCommand = true;
            } else {
                shouldMerge = shouldMerge
                    && mergeableCommands.indexOf(e.command.name) !== -1; // the command is mergeable
            }

            if (
                this.$mergeUndoDeltas != "always"
                && Date.now() - this.sequenceStartTime > 2000
            ) {
                shouldMerge = false; // the sequence is too long
            }

            if (shouldMerge)
                this.session.mergeUndoDeltas = true;
            else if (mergeableCommands.indexOf(e.command.name) !== -1)
                this.sequenceStartTime = Date.now();
        };
        this.setKeyboardHandler = function (keyboardHandler, cb) {
            if (keyboardHandler && typeof keyboardHandler === "string") {
                this.$keybindingId = keyboardHandler;
                var _self = this;
                config.loadModule(["keybinding", keyboardHandler], function (module) {
                    if (_self.$keybindingId == keyboardHandler)
                        _self.keyBinding.setKeyboardHandler(module && module.handler);
                    cb && cb();
                });
            } else {
                this.$keybindingId = null;
                this.keyBinding.setKeyboardHandler(keyboardHandler);
                cb && cb();
            }
        };
        this.getKeyboardHandler = function () {
            return this.keyBinding.getKeyboardHandler();
        };
        this.setSession = function (session) {
            if (this.session == session)
                return;
            if (this.curOp) this.endOperation();
            this.curOp = {};

            var oldSession = this.session;
            if (oldSession) {
                this.session.off("change", this.$onDocumentChange);
                this.session.off("changeMode", this.$onChangeMode);
                this.session.off("tokenizerUpdate", this.$onTokenizerUpdate);
                this.session.off("changeTabSize", this.$onChangeTabSize);
                this.session.off("changeWrapLimit", this.$onChangeWrapLimit);
                this.session.off("changeWrapMode", this.$onChangeWrapMode);
                this.session.off("changeFold", this.$onChangeFold);
                this.session.off("changeFrontMarker", this.$onChangeFrontMarker);
                this.session.off("changeBackMarker", this.$onChangeBackMarker);
                this.session.off("changeBreakpoint", this.$onChangeBreakpoint);
                this.session.off("changeAnnotation", this.$onChangeAnnotation);
                this.session.off("changeOverwrite", this.$onCursorChange);
                this.session.off("changeScrollTop", this.$onScrollTopChange);
                this.session.off("changeScrollLeft", this.$onScrollLeftChange);

                var selection = this.session.getSelection();
                selection.off("changeCursor", this.$onCursorChange);
                selection.off("changeSelection", this.$onSelectionChange);
            }

            this.session = session;
            if (session) {
                this.$onDocumentChange = this.onDocumentChange.bind(this);
                session.on("change", this.$onDocumentChange);
                this.renderer.setSession(session);

                this.$onChangeMode = this.onChangeMode.bind(this);
                session.on("changeMode", this.$onChangeMode);

                this.$onTokenizerUpdate = this.onTokenizerUpdate.bind(this);
                session.on("tokenizerUpdate", this.$onTokenizerUpdate);

                this.$onChangeTabSize = this.renderer.onChangeTabSize.bind(this.renderer);
                session.on("changeTabSize", this.$onChangeTabSize);

                this.$onChangeWrapLimit = this.onChangeWrapLimit.bind(this);
                session.on("changeWrapLimit", this.$onChangeWrapLimit);

                this.$onChangeWrapMode = this.onChangeWrapMode.bind(this);
                session.on("changeWrapMode", this.$onChangeWrapMode);

                this.$onChangeFold = this.onChangeFold.bind(this);
                session.on("changeFold", this.$onChangeFold);

                this.$onChangeFrontMarker = this.onChangeFrontMarker.bind(this);
                this.session.on("changeFrontMarker", this.$onChangeFrontMarker);

                this.$onChangeBackMarker = this.onChangeBackMarker.bind(this);
                this.session.on("changeBackMarker", this.$onChangeBackMarker);

                this.$onChangeBreakpoint = this.onChangeBreakpoint.bind(this);
                this.session.on("changeBreakpoint", this.$onChangeBreakpoint);

                this.$onChangeAnnotation = this.onChangeAnnotation.bind(this);
                this.session.on("changeAnnotation", this.$onChangeAnnotation);

                this.$onCursorChange = this.onCursorChange.bind(this);
                this.session.on("changeOverwrite", this.$onCursorChange);

                this.$onScrollTopChange = this.onScrollTopChange.bind(this);
                this.session.on("changeScrollTop", this.$onScrollTopChange);

                this.$onScrollLeftChange = this.onScrollLeftChange.bind(this);
                this.session.on("changeScrollLeft", this.$onScrollLeftChange);

                this.selection = session.getSelection();
                this.selection.on("changeCursor", this.$onCursorChange);

                this.$onSelectionChange = this.onSelectionChange.bind(this);
                this.selection.on("changeSelection", this.$onSelectionChange);

                this.onChangeMode();

                this.$blockScrolling += 1;
                this.onCursorChange();
                this.$blockScrolling -= 1;

                this.onScrollTopChange();
                this.onScrollLeftChange();
                this.onSelectionChange();
                this.onChangeFrontMarker();
                this.onChangeBackMarker();
                this.onChangeBreakpoint();
                this.onChangeAnnotation();
                this.session.getUseWrapMode() && this.renderer.adjustWrapLimit();
                this.renderer.updateFull();
            } else {
                this.selection = null;
                this.renderer.setSession(session);
            }

            this._signal("changeSession", {
                session: session,
                oldSession: oldSession
            });

            this.curOp = null;

            oldSession && oldSession._signal("changeEditor", {oldEditor: this});
            session && session._signal("changeEditor", {editor: this});

            if (session && session.bgTokenizer)
                session.bgTokenizer.scheduleStart();
        };
        this.getSession = function () {
            return this.session;
        };
        this.setValue = function (val, cursorPos) {
            this.session.doc.setValue(val);

            if (!cursorPos)
                this.selectAll();
            else if (cursorPos == 1)
                this.navigateFileEnd();
            else if (cursorPos == -1)
                this.navigateFileStart();

            return val;
        };
        this.getValue = function () {
            return this.session.getValue();
        };
        this.getSelection = function () {
            return this.selection;
        };
        this.resize = function (force) {
            this.renderer.onResize(force);
        };
        this.setTheme = function (theme, cb) {
            this.renderer.setTheme(theme, cb);
        };
        this.getTheme = function () {
            return this.renderer.getTheme();
        };
        this.setStyle = function (style) {
            this.renderer.setStyle(style);
        };
        this.unsetStyle = function (style) {
            this.renderer.unsetStyle(style);
        };
        this.getFontSize = function () {
            return this.getOption("fontSize") ||
                dom.computedStyle(this.container, "fontSize");
        };
        this.setFontSize = function (size) {
            this.setOption("fontSize", size);
        };

        this.$highlightBrackets = function () {
            if (this.session.$bracketHighlight) {
                this.session.removeMarker(this.session.$bracketHighlight);
                this.session.$bracketHighlight = null;
            }

            if (this.$highlightPending) {
                return;
            }
            var self = this;
            this.$highlightPending = true;
            setTimeout(function () {
                self.$highlightPending = false;
                var session = self.session;
                if (!session || !session.bgTokenizer) return;
                var pos = session.findMatchingBracket(self.getCursorPosition());
                if (pos) {
                    var range = new Range(pos.row, pos.column, pos.row, pos.column + 1);
                } else if (session.$mode.getMatching) {
                    var range = session.$mode.getMatching(self.session);
                }
                if (range)
                    session.$bracketHighlight = session.addMarker(range, "ace_bracket", "text");
            }, 50);
        };
        this.$highlightTags = function () {
            if (this.$highlightTagPending)
                return;
            var self = this;
            this.$highlightTagPending = true;
            setTimeout(function () {
                self.$highlightTagPending = false;

                var session = self.session;
                if (!session || !session.bgTokenizer) return;

                var pos = self.getCursorPosition();
                var iterator = new TokenIterator(self.session, pos.row, pos.column);
                var token = iterator.getCurrentToken();

                if (!token || !/\b(?:tag-open|tag-name)/.test(token.type)) {
                    session.removeMarker(session.$tagHighlight);
                    session.$tagHighlight = null;
                    return;
                }

                if (token.type.indexOf("tag-open") != -1) {
                    token = iterator.stepForward();
                    if (!token)
                        return;
                }

                var tag = token.value;
                var depth = 0;
                var prevToken = iterator.stepBackward();

                if (prevToken.value == '<') {
                    do {
                        prevToken = token;
                        token = iterator.stepForward();

                        if (token && token.value === tag && token.type.indexOf('tag-name') !== -1) {
                            if (prevToken.value === '<') {
                                depth++;
                            } else if (prevToken.value === '</') {
                                depth--;
                            }
                        }

                    } while (token && depth >= 0);
                } else {
                    do {
                        token = prevToken;
                        prevToken = iterator.stepBackward();

                        if (token && token.value === tag && token.type.indexOf('tag-name') !== -1) {
                            if (prevToken.value === '<') {
                                depth++;
                            } else if (prevToken.value === '</') {
                                depth--;
                            }
                        }
                    } while (prevToken && depth <= 0);
                    iterator.stepForward();
                }

                if (!token) {
                    session.removeMarker(session.$tagHighlight);
                    session.$tagHighlight = null;
                    return;
                }

                var row = iterator.getCurrentTokenRow();
                var column = iterator.getCurrentTokenColumn();
                var range = new Range(row, column, row, column + token.value.length);
                var sbm = session.$backMarkers[session.$tagHighlight];
                if (session.$tagHighlight && sbm != undefined && range.compareRange(sbm.range) !== 0) {
                    session.removeMarker(session.$tagHighlight);
                    session.$tagHighlight = null;
                }

                if (range && !session.$tagHighlight)
                    session.$tagHighlight = session.addMarker(range, "ace_bracket", "text");
            }, 50);
        };
        this.focus = function () {
            var _self = this;
            setTimeout(function () {
                _self.textInput.focus();
            });
            this.textInput.focus();
        };
        this.isFocused = function () {
            return this.textInput.isFocused();
        };
        this.blur = function () {
            this.textInput.blur();
        };
        this.onFocus = function (e) {
            if (this.$isFocused)
                return;
            this.$isFocused = true;
            this.renderer.showCursor();
            this.renderer.visualizeFocus();
            this._emit("focus", e);
        };
        this.onBlur = function (e) {
            if (!this.$isFocused)
                return;
            this.$isFocused = false;
            this.renderer.hideCursor();
            this.renderer.visualizeBlur();
            this._emit("blur", e);
        };

        this.$cursorChange = function () {
            this.renderer.updateCursor();
        };
        this.onDocumentChange = function (delta) {
            var wrap = this.session.$useWrapMode;
            var lastRow = (delta.start.row == delta.end.row ? delta.end.row : Infinity);
            this.renderer.updateLines(delta.start.row, lastRow, wrap);

            this._signal("change", delta);
            this.$cursorChange();
            this.$updateHighlightActiveLine();
        };

        this.onTokenizerUpdate = function (e) {
            var rows = e.data;
            this.renderer.updateLines(rows.first, rows.last);
        };


        this.onScrollTopChange = function () {
            this.renderer.scrollToY(this.session.getScrollTop());
        };

        this.onScrollLeftChange = function () {
            this.renderer.scrollToX(this.session.getScrollLeft());
        };
        this.onCursorChange = function () {
            this.$cursorChange();

            if (!this.$blockScrolling) {
                config.warn("Automatically scrolling cursor into view after selection change",
                    "this will be disabled in the next version",
                    "set editor.$blockScrolling = Infinity to disable this message"
                );
                this.renderer.scrollCursorIntoView();
            }

            this.$highlightBrackets();
            this.$highlightTags();
            this.$updateHighlightActiveLine();
            this._signal("changeSelection");
        };

        this.$updateHighlightActiveLine = function () {
            var session = this.getSession();

            var highlight;
            if (this.$highlightActiveLine) {
                if ((this.$selectionStyle != "line" || !this.selection.isMultiLine()))
                    highlight = this.getCursorPosition();
                if (this.renderer.$maxLines && this.session.getLength() === 1 && !(this.renderer.$minLines > 1))
                    highlight = false;
            }

            if (session.$highlightLineMarker && !highlight) {
                session.removeMarker(session.$highlightLineMarker.id);
                session.$highlightLineMarker = null;
            } else if (!session.$highlightLineMarker && highlight) {
                var range = new Range(highlight.row, highlight.column, highlight.row, Infinity);
                range.id = session.addMarker(range, "ace_active-line", "screenLine");
                session.$highlightLineMarker = range;
            } else if (highlight) {
                session.$highlightLineMarker.start.row = highlight.row;
                session.$highlightLineMarker.end.row = highlight.row;
                session.$highlightLineMarker.start.column = highlight.column;
                session._signal("changeBackMarker");
            }
        };

        this.onSelectionChange = function (e) {
            var session = this.session;

            if (session.$selectionMarker) {
                session.removeMarker(session.$selectionMarker);
            }
            session.$selectionMarker = null;

            if (!this.selection.isEmpty()) {
                var range = this.selection.getRange();
                var style = this.getSelectionStyle();
                session.$selectionMarker = session.addMarker(range, "ace_selection", style);
            } else {
                this.$updateHighlightActiveLine();
            }

            var re = this.$highlightSelectedWord && this.$getSelectionHighLightRegexp();
            this.session.highlight(re);

            this._signal("changeSelection");
        };

        this.$getSelectionHighLightRegexp = function () {
            var session = this.session;

            var selection = this.getSelectionRange();
            if (selection.isEmpty() || selection.isMultiLine())
                return;

            var startOuter = selection.start.column - 1;
            var endOuter = selection.end.column + 1;
            var line = session.getLine(selection.start.row);
            var lineCols = line.length;
            var needle = line.substring(Math.max(startOuter, 0),
                Math.min(endOuter, lineCols));
            if ((startOuter >= 0 && /^[\w\d]/.test(needle)) ||
                (endOuter <= lineCols && /[\w\d]$/.test(needle)))
                return;

            needle = line.substring(selection.start.column, selection.end.column);
            if (!/^[\w\d]+$/.test(needle))
                return;

            var re = this.$search.$assembleRegExp({
                wholeWord: true,
                caseSensitive: true,
                needle: needle
            });

            return re;
        };


        this.onChangeFrontMarker = function () {
            this.renderer.updateFrontMarkers();
        };

        this.onChangeBackMarker = function () {
            this.renderer.updateBackMarkers();
        };


        this.onChangeBreakpoint = function () {
            this.renderer.updateBreakpoints();
        };

        this.onChangeAnnotation = function () {
            this.renderer.setAnnotations(this.session.getAnnotations());
        };


        this.onChangeMode = function (e) {
            this.renderer.updateText();
            this._emit("changeMode", e);
        };


        this.onChangeWrapLimit = function () {
            this.renderer.updateFull();
        };

        this.onChangeWrapMode = function () {
            this.renderer.onResize(true);
        };


        this.onChangeFold = function () {
            this.$updateHighlightActiveLine();
            this.renderer.updateFull();
        };
        this.getSelectedText = function () {
            return this.session.getTextRange(this.getSelectionRange());
        };
        this.getCopyText = function () {
            var text = this.getSelectedText();
            this._signal("copy", text);
            return text;
        };
        this.onCopy = function () {
            this.commands.exec("copy", this);
        };
        this.onCut = function () {
            this.commands.exec("cut", this);
        };
        this.onPaste = function (text, event) {
            var e = {text: text, event: event};
            this.commands.exec("paste", this, e);
        };

        this.$handlePaste = function (e) {
            if (typeof e == "string")
                e = {text: e};
            this._signal("paste", e);
            var text = e.text;
            if (!this.inMultiSelectMode || this.inVirtualSelectionMode) {
                this.insert(text);
            } else {
                var lines = text.split(/\r\n|\r|\n/);
                var ranges = this.selection.rangeList.ranges;

                if (lines.length > ranges.length || lines.length < 2 || !lines[1])
                    return this.commands.exec("insertstring", this, text);

                for (var i = ranges.length; i--;) {
                    var range = ranges[i];
                    if (!range.isEmpty())
                        this.session.remove(range);

                    this.session.insert(range.start, lines[i]);
                }
            }
        };

        this.execCommand = function (command, args) {
            return this.commands.exec(command, this, args);
        };
        this.insert = function (text, pasted) {
            var session = this.session;
            var mode = session.getMode();
            var cursor = this.getCursorPosition();

            if (this.getBehavioursEnabled() && !pasted) {
                var transform = mode.transformAction(session.getState(cursor.row), 'insertion', this, session, text);
                if (transform) {
                    if (text !== transform.text) {
                        this.session.mergeUndoDeltas = false;
                        this.$mergeNextCommand = false;
                    }
                    text = transform.text;

                }
            }

            if (text == "\t")
                text = this.session.getTabString();
            if (!this.selection.isEmpty()) {
                var range = this.getSelectionRange();
                cursor = this.session.remove(range);
                this.clearSelection();
            } else if (this.session.getOverwrite() && text.indexOf("\n") == -1) {
                var range = new Range.fromPoints(cursor, cursor);
                range.end.column += text.length;
                this.session.remove(range);
            }

            if (text == "\n" || text == "\r\n") {
                var line = session.getLine(cursor.row);
                if (cursor.column > line.search(/\S|$/)) {
                    var d = line.substr(cursor.column).search(/\S|$/);
                    session.doc.removeInLine(cursor.row, cursor.column, cursor.column + d);
                }
            }
            this.clearSelection();

            var start = cursor.column;
            var lineState = session.getState(cursor.row);
            var line = session.getLine(cursor.row);
            var shouldOutdent = mode.checkOutdent(lineState, line, text);
            var end = session.insert(cursor, text);

            if (transform && transform.selection) {
                if (transform.selection.length == 2) { // Transform relative to the current column
                    this.selection.setSelectionRange(
                        new Range(cursor.row, start + transform.selection[0],
                            cursor.row, start + transform.selection[1]));
                } else { // Transform relative to the current row.
                    this.selection.setSelectionRange(
                        new Range(cursor.row + transform.selection[0],
                            transform.selection[1],
                            cursor.row + transform.selection[2],
                            transform.selection[3]));
                }
            }

            if (session.getDocument().isNewLine(text)) {
                var lineIndent = mode.getNextLineIndent(lineState, line.slice(0, cursor.column), session.getTabString());

                session.insert({row: cursor.row + 1, column: 0}, lineIndent);
            }
            if (shouldOutdent)
                mode.autoOutdent(lineState, session, cursor.row);
        };

        this.onTextInput = function (text) {
            this.keyBinding.onTextInput(text);
        };

        this.onCommandKey = function (e, hashId, keyCode) {
            this.keyBinding.onCommandKey(e, hashId, keyCode);
        };
        this.setOverwrite = function (overwrite) {
            this.session.setOverwrite(overwrite);
        };
        this.getOverwrite = function () {
            return this.session.getOverwrite();
        };
        this.toggleOverwrite = function () {
            this.session.toggleOverwrite();
        };
        this.setScrollSpeed = function (speed) {
            this.setOption("scrollSpeed", speed);
        };
        this.getScrollSpeed = function () {
            return this.getOption("scrollSpeed");
        };
        this.setDragDelay = function (dragDelay) {
            this.setOption("dragDelay", dragDelay);
        };
        this.getDragDelay = function () {
            return this.getOption("dragDelay");
        };
        this.setSelectionStyle = function (val) {
            this.setOption("selectionStyle", val);
        };
        this.getSelectionStyle = function () {
            return this.getOption("selectionStyle");
        };
        this.setHighlightActiveLine = function (shouldHighlight) {
            this.setOption("highlightActiveLine", shouldHighlight);
        };
        this.getHighlightActiveLine = function () {
            return this.getOption("highlightActiveLine");
        };
        this.setHighlightGutterLine = function (shouldHighlight) {
            this.setOption("highlightGutterLine", shouldHighlight);
        };

        this.getHighlightGutterLine = function () {
            return this.getOption("highlightGutterLine");
        };
        this.setHighlightSelectedWord = function (shouldHighlight) {
            this.setOption("highlightSelectedWord", shouldHighlight);
        };
        this.getHighlightSelectedWord = function () {
            return this.$highlightSelectedWord;
        };

        this.setAnimatedScroll = function (shouldAnimate) {
            this.renderer.setAnimatedScroll(shouldAnimate);
        };

        this.getAnimatedScroll = function () {
            return this.renderer.getAnimatedScroll();
        };
        this.setShowInvisibles = function (showInvisibles) {
            this.renderer.setShowInvisibles(showInvisibles);
        };
        this.getShowInvisibles = function () {
            return this.renderer.getShowInvisibles();
        };

        this.setDisplayIndentGuides = function (display) {
            this.renderer.setDisplayIndentGuides(display);
        };

        this.getDisplayIndentGuides = function () {
            return this.renderer.getDisplayIndentGuides();
        };
        this.setShowPrintMargin = function (showPrintMargin) {
            this.renderer.setShowPrintMargin(showPrintMargin);
        };
        this.getShowPrintMargin = function () {
            return this.renderer.getShowPrintMargin();
        };
        this.setPrintMarginColumn = function (showPrintMargin) {
            this.renderer.setPrintMarginColumn(showPrintMargin);
        };
        this.getPrintMarginColumn = function () {
            return this.renderer.getPrintMarginColumn();
        };
        this.setReadOnly = function (readOnly) {
            this.setOption("readOnly", readOnly);
        };
        this.getReadOnly = function () {
            return this.getOption("readOnly");
        };
        this.setBehavioursEnabled = function (enabled) {
            this.setOption("behavioursEnabled", enabled);
        };
        this.getBehavioursEnabled = function () {
            return this.getOption("behavioursEnabled");
        };
        this.setWrapBehavioursEnabled = function (enabled) {
            this.setOption("wrapBehavioursEnabled", enabled);
        };
        this.getWrapBehavioursEnabled = function () {
            return this.getOption("wrapBehavioursEnabled");
        };
        this.setShowFoldWidgets = function (show) {
            this.setOption("showFoldWidgets", show);

        };
        this.getShowFoldWidgets = function () {
            return this.getOption("showFoldWidgets");
        };

        this.setFadeFoldWidgets = function (fade) {
            this.setOption("fadeFoldWidgets", fade);
        };

        this.getFadeFoldWidgets = function () {
            return this.getOption("fadeFoldWidgets");
        };
        this.remove = function (dir) {
            if (this.selection.isEmpty()) {
                if (dir == "left")
                    this.selection.selectLeft();
                else
                    this.selection.selectRight();
            }

            var range = this.getSelectionRange();
            if (this.getBehavioursEnabled()) {
                var session = this.session;
                var state = session.getState(range.start.row);
                var new_range = session.getMode().transformAction(state, 'deletion', this, session, range);

                if (range.end.column === 0) {
                    var text = session.getTextRange(range);
                    if (text[text.length - 1] == "\n") {
                        var line = session.getLine(range.end.row);
                        if (/^\s+$/.test(line)) {
                            range.end.column = line.length;
                        }
                    }
                }
                if (new_range)
                    range = new_range;
            }

            this.session.remove(range);
            this.clearSelection();
        };
        this.removeWordRight = function () {
            if (this.selection.isEmpty())
                this.selection.selectWordRight();

            this.session.remove(this.getSelectionRange());
            this.clearSelection();
        };
        this.removeWordLeft = function () {
            if (this.selection.isEmpty())
                this.selection.selectWordLeft();

            this.session.remove(this.getSelectionRange());
            this.clearSelection();
        };
        this.removeToLineStart = function () {
            if (this.selection.isEmpty())
                this.selection.selectLineStart();

            this.session.remove(this.getSelectionRange());
            this.clearSelection();
        };
        this.removeToLineEnd = function () {
            if (this.selection.isEmpty())
                this.selection.selectLineEnd();

            var range = this.getSelectionRange();
            if (range.start.column == range.end.column && range.start.row == range.end.row) {
                range.end.column = 0;
                range.end.row++;
            }

            this.session.remove(range);
            this.clearSelection();
        };
        this.splitLine = function () {
            if (!this.selection.isEmpty()) {
                this.session.remove(this.getSelectionRange());
                this.clearSelection();
            }

            var cursor = this.getCursorPosition();
            this.insert("\n");
            this.moveCursorToPosition(cursor);
        };
        this.transposeLetters = function () {
            if (!this.selection.isEmpty()) {
                return;
            }

            var cursor = this.getCursorPosition();
            var column = cursor.column;
            if (column === 0)
                return;

            var line = this.session.getLine(cursor.row);
            var swap, range;
            if (column < line.length) {
                swap = line.charAt(column) + line.charAt(column - 1);
                range = new Range(cursor.row, column - 1, cursor.row, column + 1);
            } else {
                swap = line.charAt(column - 1) + line.charAt(column - 2);
                range = new Range(cursor.row, column - 2, cursor.row, column);
            }
            this.session.replace(range, swap);
            this.session.selection.moveToPosition(range.end);
        };
        this.toLowerCase = function () {
            var originalRange = this.getSelectionRange();
            if (this.selection.isEmpty()) {
                this.selection.selectWord();
            }

            var range = this.getSelectionRange();
            var text = this.session.getTextRange(range);
            this.session.replace(range, text.toLowerCase());
            this.selection.setSelectionRange(originalRange);
        };
        this.toUpperCase = function () {
            var originalRange = this.getSelectionRange();
            if (this.selection.isEmpty()) {
                this.selection.selectWord();
            }

            var range = this.getSelectionRange();
            var text = this.session.getTextRange(range);
            this.session.replace(range, text.toUpperCase());
            this.selection.setSelectionRange(originalRange);
        };
        this.indent = function () {
            var session = this.session;
            var range = this.getSelectionRange();

            if (range.start.row < range.end.row) {
                var rows = this.$getSelectedRows();
                session.indentRows(rows.first, rows.last, "\t");
                return;
            } else if (range.start.column < range.end.column) {
                var text = session.getTextRange(range);
                if (!/^\s+$/.test(text)) {
                    var rows = this.$getSelectedRows();
                    session.indentRows(rows.first, rows.last, "\t");
                    return;
                }
            }

            var line = session.getLine(range.start.row);
            var position = range.start;
            var size = session.getTabSize();
            var column = session.documentToScreenColumn(position.row, position.column);

            if (this.session.getUseSoftTabs()) {
                var count = (size - column % size);
                var indentString = lang.stringRepeat(" ", count);
            } else {
                var count = column % size;
                while (line[range.start.column - 1] == " " && count) {
                    range.start.column--;
                    count--;
                }
                this.selection.setSelectionRange(range);
                indentString = "\t";
            }
            return this.insert(indentString);
        };
        this.blockIndent = function () {
            var rows = this.$getSelectedRows();
            this.session.indentRows(rows.first, rows.last, "\t");
        };
        this.blockOutdent = function () {
            var selection = this.session.getSelection();
            this.session.outdentRows(selection.getRange());
        };
        this.sortLines = function () {
            var rows = this.$getSelectedRows();
            var session = this.session;

            var lines = [];
            for (var i = rows.first; i <= rows.last; i++)
                lines.push(session.getLine(i));

            lines.sort(function (a, b) {
                if (a.toLowerCase() < b.toLowerCase()) return -1;
                if (a.toLowerCase() > b.toLowerCase()) return 1;
                return 0;
            });

            var deleteRange = new Range(0, 0, 0, 0);
            for (var i = rows.first; i <= rows.last; i++) {
                var line = session.getLine(i);
                deleteRange.start.row = i;
                deleteRange.end.row = i;
                deleteRange.end.column = line.length;
                session.replace(deleteRange, lines[i - rows.first]);
            }
        };
        this.toggleCommentLines = function () {
            var state = this.session.getState(this.getCursorPosition().row);
            var rows = this.$getSelectedRows();
            this.session.getMode().toggleCommentLines(state, this.session, rows.first, rows.last);
        };

        this.toggleBlockComment = function () {
            var cursor = this.getCursorPosition();
            var state = this.session.getState(cursor.row);
            var range = this.getSelectionRange();
            this.session.getMode().toggleBlockComment(state, this.session, range, cursor);
        };
        this.getNumberAt = function (row, column) {
            var _numberRx = /[\-]?[0-9]+(?:\.[0-9]+)?/g;
            _numberRx.lastIndex = 0;

            var s = this.session.getLine(row);
            while (_numberRx.lastIndex < column) {
                var m = _numberRx.exec(s);
                if (m.index <= column && m.index + m[0].length >= column) {
                    var number = {
                        value: m[0],
                        start: m.index,
                        end: m.index + m[0].length
                    };
                    return number;
                }
            }
            return null;
        };
        this.modifyNumber = function (amount) {
            var row = this.selection.getCursor().row;
            var column = this.selection.getCursor().column;
            var charRange = new Range(row, column - 1, row, column);

            var c = this.session.getTextRange(charRange);
            if (!isNaN(parseFloat(c)) && isFinite(c)) {
                var nr = this.getNumberAt(row, column);
                if (nr) {
                    var fp = nr.value.indexOf(".") >= 0 ? nr.start + nr.value.indexOf(".") + 1 : nr.end;
                    var decimals = nr.start + nr.value.length - fp;

                    var t = parseFloat(nr.value);
                    t *= Math.pow(10, decimals);


                    if (fp !== nr.end && column < fp) {
                        amount *= Math.pow(10, nr.end - column - 1);
                    } else {
                        amount *= Math.pow(10, nr.end - column);
                    }

                    t += amount;
                    t /= Math.pow(10, decimals);
                    var nnr = t.toFixed(decimals);
                    var replaceRange = new Range(row, nr.start, row, nr.end);
                    this.session.replace(replaceRange, nnr);
                    this.moveCursorTo(row, Math.max(nr.start + 1, column + nnr.length - nr.value.length));

                }
            }
        };
        this.removeLines = function () {
            var rows = this.$getSelectedRows();
            this.session.removeFullLines(rows.first, rows.last);
            this.clearSelection();
        };

        this.duplicateSelection = function () {
            var sel = this.selection;
            var doc = this.session;
            var range = sel.getRange();
            var reverse = sel.isBackwards();
            if (range.isEmpty()) {
                var row = range.start.row;
                doc.duplicateLines(row, row);
            } else {
                var point = reverse ? range.start : range.end;
                var endPoint = doc.insert(point, doc.getTextRange(range), false);
                range.start = point;
                range.end = endPoint;

                sel.setSelectionRange(range, reverse);
            }
        };
        this.moveLinesDown = function () {
            this.$moveLines(1, false);
        };
        this.moveLinesUp = function () {
            this.$moveLines(-1, false);
        };
        this.moveText = function (range, toPosition, copy) {
            return this.session.moveText(range, toPosition, copy);
        };
        this.copyLinesUp = function () {
            this.$moveLines(-1, true);
        };
        this.copyLinesDown = function () {
            this.$moveLines(1, true);
        };
        this.$moveLines = function (dir, copy) {
            var rows, moved;
            var selection = this.selection;
            if (!selection.inMultiSelectMode || this.inVirtualSelectionMode) {
                var range = selection.toOrientedRange();
                rows = this.$getSelectedRows(range);
                moved = this.session.$moveLines(rows.first, rows.last, copy ? 0 : dir);
                if (copy && dir == -1) moved = 0;
                range.moveBy(moved, 0);
                selection.fromOrientedRange(range);
            } else {
                var ranges = selection.rangeList.ranges;
                selection.rangeList.detach(this.session);
                this.inVirtualSelectionMode = true;

                var diff = 0;
                var totalDiff = 0;
                var l = ranges.length;
                for (var i = 0; i < l; i++) {
                    var rangeIndex = i;
                    ranges[i].moveBy(diff, 0);
                    rows = this.$getSelectedRows(ranges[i]);
                    var first = rows.first;
                    var last = rows.last;
                    while (++i < l) {
                        if (totalDiff) ranges[i].moveBy(totalDiff, 0);
                        var subRows = this.$getSelectedRows(ranges[i]);
                        if (copy && subRows.first != last)
                            break;
                        else if (!copy && subRows.first > last + 1)
                            break;
                        last = subRows.last;
                    }
                    i--;
                    diff = this.session.$moveLines(first, last, copy ? 0 : dir);
                    if (copy && dir == -1) rangeIndex = i + 1;
                    while (rangeIndex <= i) {
                        ranges[rangeIndex].moveBy(diff, 0);
                        rangeIndex++;
                    }
                    if (!copy) diff = 0;
                    totalDiff += diff;
                }

                selection.fromOrientedRange(selection.ranges[0]);
                selection.rangeList.attach(this.session);
                this.inVirtualSelectionMode = false;
            }
        };
        this.$getSelectedRows = function (range) {
            range = (range || this.getSelectionRange()).collapseRows();

            return {
                first: this.session.getRowFoldStart(range.start.row),
                last: this.session.getRowFoldEnd(range.end.row)
            };
        };

        this.onCompositionStart = function (text) {
            this.renderer.showComposition(this.getCursorPosition());
        };

        this.onCompositionUpdate = function (text) {
            this.renderer.setCompositionText(text);
        };

        this.onCompositionEnd = function () {
            this.renderer.hideComposition();
        };
        this.getFirstVisibleRow = function () {
            return this.renderer.getFirstVisibleRow();
        };
        this.getLastVisibleRow = function () {
            return this.renderer.getLastVisibleRow();
        };
        this.isRowVisible = function (row) {
            return (row >= this.getFirstVisibleRow() && row <= this.getLastVisibleRow());
        };
        this.isRowFullyVisible = function (row) {
            return (row >= this.renderer.getFirstFullyVisibleRow() && row <= this.renderer.getLastFullyVisibleRow());
        };
        this.$getVisibleRowCount = function () {
            return this.renderer.getScrollBottomRow() - this.renderer.getScrollTopRow() + 1;
        };

        this.$moveByPage = function (dir, select) {
            var renderer = this.renderer;
            var config = this.renderer.layerConfig;
            var rows = dir * Math.floor(config.height / config.lineHeight);

            this.$blockScrolling++;
            if (select === true) {
                this.selection.$moveSelection(function () {
                    this.moveCursorBy(rows, 0);
                });
            } else if (select === false) {
                this.selection.moveCursorBy(rows, 0);
                this.selection.clearSelection();
            }
            this.$blockScrolling--;

            var scrollTop = renderer.scrollTop;

            renderer.scrollBy(0, rows * config.lineHeight);
            if (select != null)
                renderer.scrollCursorIntoView(null, 0.5);

            renderer.animateScrolling(scrollTop);
        };
        this.selectPageDown = function () {
            this.$moveByPage(1, true);
        };
        this.selectPageUp = function () {
            this.$moveByPage(-1, true);
        };
        this.gotoPageDown = function () {
            this.$moveByPage(1, false);
        };
        this.gotoPageUp = function () {
            this.$moveByPage(-1, false);
        };
        this.scrollPageDown = function () {
            this.$moveByPage(1);
        };
        this.scrollPageUp = function () {
            this.$moveByPage(-1);
        };
        this.scrollToRow = function (row) {
            this.renderer.scrollToRow(row);
        };
        this.scrollToLine = function (line, center, animate, callback) {
            this.renderer.scrollToLine(line, center, animate, callback);
        };
        this.centerSelection = function () {
            var range = this.getSelectionRange();
            var pos = {
                row: Math.floor(range.start.row + (range.end.row - range.start.row) / 2),
                column: Math.floor(range.start.column + (range.end.column - range.start.column) / 2)
            };
            this.renderer.alignCursor(pos, 0.5);
        };
        this.getCursorPosition = function () {
            return this.selection.getCursor();
        };
        this.getCursorPositionScreen = function () {
            return this.session.documentToScreenPosition(this.getCursorPosition());
        };
        this.getSelectionRange = function () {
            return this.selection.getRange();
        };
        this.selectAll = function () {
            this.$blockScrolling += 1;
            this.selection.selectAll();
            this.$blockScrolling -= 1;
        };
        this.clearSelection = function () {
            this.selection.clearSelection();
        };
        this.moveCursorTo = function (row, column) {
            this.selection.moveCursorTo(row, column);
        };
        this.moveCursorToPosition = function (pos) {
            this.selection.moveCursorToPosition(pos);
        };
        this.jumpToMatching = function (select, expand) {
            var cursor = this.getCursorPosition();
            var iterator = new TokenIterator(this.session, cursor.row, cursor.column);
            var prevToken = iterator.getCurrentToken();
            var token = prevToken || iterator.stepForward();

            if (!token) return;
            var matchType;
            var found = false;
            var depth = {};
            var i = cursor.column - token.start;
            var bracketType;
            var brackets = {
                ")": "(",
                "(": "(",
                "]": "[",
                "[": "[",
                "{": "{",
                "}": "{"
            };

            do {
                if (token.value.match(/[{}()\[\]]/g)) {
                    for (; i < token.value.length && !found; i++) {
                        if (!brackets[token.value[i]]) {
                            continue;
                        }

                        bracketType = brackets[token.value[i]] + '.' + token.type.replace("rparen", "lparen");

                        if (isNaN(depth[bracketType])) {
                            depth[bracketType] = 0;
                        }

                        switch (token.value[i]) {
                            case '(':
                            case '[':
                            case '{':
                                depth[bracketType]++;
                                break;
                            case ')':
                            case ']':
                            case '}':
                                depth[bracketType]--;

                                if (depth[bracketType] === -1) {
                                    matchType = 'bracket';
                                    found = true;
                                }
                                break;
                        }
                    }
                } else if (token && token.type.indexOf('tag-name') !== -1) {
                    if (isNaN(depth[token.value])) {
                        depth[token.value] = 0;
                    }

                    if (prevToken.value === '<') {
                        depth[token.value]++;
                    } else if (prevToken.value === '</') {
                        depth[token.value]--;
                    }

                    if (depth[token.value] === -1) {
                        matchType = 'tag';
                        found = true;
                    }
                }

                if (!found) {
                    prevToken = token;
                    token = iterator.stepForward();
                    i = 0;
                }
            } while (token && !found);
            if (!matchType)
                return;

            var range, pos;
            if (matchType === 'bracket') {
                range = this.session.getBracketRange(cursor);
                if (!range) {
                    range = new Range(
                        iterator.getCurrentTokenRow(),
                        iterator.getCurrentTokenColumn() + i - 1,
                        iterator.getCurrentTokenRow(),
                        iterator.getCurrentTokenColumn() + i - 1
                    );
                    pos = range.start;
                    if (expand || pos.row === cursor.row && Math.abs(pos.column - cursor.column) < 2)
                        range = this.session.getBracketRange(pos);
                }
            } else if (matchType === 'tag') {
                if (token && token.type.indexOf('tag-name') !== -1)
                    var tag = token.value;
                else
                    return;

                range = new Range(
                    iterator.getCurrentTokenRow(),
                    iterator.getCurrentTokenColumn() - 2,
                    iterator.getCurrentTokenRow(),
                    iterator.getCurrentTokenColumn() - 2
                );
                if (range.compare(cursor.row, cursor.column) === 0) {
                    found = false;
                    do {
                        token = prevToken;
                        prevToken = iterator.stepBackward();

                        if (prevToken) {
                            if (prevToken.type.indexOf('tag-close') !== -1) {
                                range.setEnd(iterator.getCurrentTokenRow(), iterator.getCurrentTokenColumn() + 1);
                            }

                            if (token.value === tag && token.type.indexOf('tag-name') !== -1) {
                                if (prevToken.value === '<') {
                                    depth[tag]++;
                                } else if (prevToken.value === '</') {
                                    depth[tag]--;
                                }

                                if (depth[tag] === 0)
                                    found = true;
                            }
                        }
                    } while (prevToken && !found);
                }
                if (token && token.type.indexOf('tag-name')) {
                    pos = range.start;
                    if (pos.row == cursor.row && Math.abs(pos.column - cursor.column) < 2)
                        pos = range.end;
                }
            }

            pos = range && range.cursor || pos;
            if (pos) {
                if (select) {
                    if (range && expand) {
                        this.selection.setRange(range);
                    } else if (range && range.isEqual(this.getSelectionRange())) {
                        this.clearSelection();
                    } else {
                        this.selection.selectTo(pos.row, pos.column);
                    }
                } else {
                    this.selection.moveTo(pos.row, pos.column);
                }
            }
        };
        this.gotoLine = function (lineNumber, column, animate) {
            this.selection.clearSelection();
            this.session.unfold({row: lineNumber - 1, column: column || 0});

            this.$blockScrolling += 1;
            this.exitMultiSelectMode && this.exitMultiSelectMode();
            this.moveCursorTo(lineNumber - 1, column || 0);
            this.$blockScrolling -= 1;

            if (!this.isRowFullyVisible(lineNumber - 1))
                this.scrollToLine(lineNumber - 1, true, animate);
        };
        this.navigateTo = function (row, column) {
            this.selection.moveTo(row, column);
        };
        this.navigateUp = function (times) {
            if (this.selection.isMultiLine() && !this.selection.isBackwards()) {
                var selectionStart = this.selection.anchor.getPosition();
                return this.moveCursorToPosition(selectionStart);
            }
            this.selection.clearSelection();
            this.selection.moveCursorBy(-times || -1, 0);
        };
        this.navigateDown = function (times) {
            if (this.selection.isMultiLine() && this.selection.isBackwards()) {
                var selectionEnd = this.selection.anchor.getPosition();
                return this.moveCursorToPosition(selectionEnd);
            }
            this.selection.clearSelection();
            this.selection.moveCursorBy(times || 1, 0);
        };
        this.navigateLeft = function (times) {
            if (!this.selection.isEmpty()) {
                var selectionStart = this.getSelectionRange().start;
                this.moveCursorToPosition(selectionStart);
            } else {
                times = times || 1;
                while (times--) {
                    this.selection.moveCursorLeft();
                }
            }
            this.clearSelection();
        };
        this.navigateRight = function (times) {
            if (!this.selection.isEmpty()) {
                var selectionEnd = this.getSelectionRange().end;
                this.moveCursorToPosition(selectionEnd);
            } else {
                times = times || 1;
                while (times--) {
                    this.selection.moveCursorRight();
                }
            }
            this.clearSelection();
        };
        this.navigateLineStart = function () {
            this.selection.moveCursorLineStart();
            this.clearSelection();
        };
        this.navigateLineEnd = function () {
            this.selection.moveCursorLineEnd();
            this.clearSelection();
        };
        this.navigateFileEnd = function () {
            this.selection.moveCursorFileEnd();
            this.clearSelection();
        };
        this.navigateFileStart = function () {
            this.selection.moveCursorFileStart();
            this.clearSelection();
        };
        this.navigateWordRight = function () {
            this.selection.moveCursorWordRight();
            this.clearSelection();
        };
        this.navigateWordLeft = function () {
            this.selection.moveCursorWordLeft();
            this.clearSelection();
        };
        this.replace = function (replacement, options) {
            if (options)
                this.$search.set(options);

            var range = this.$search.find(this.session);
            var replaced = 0;
            if (!range)
                return replaced;

            if (this.$tryReplace(range, replacement)) {
                replaced = 1;
            }
            if (range !== null) {
                this.selection.setSelectionRange(range);
                this.renderer.scrollSelectionIntoView(range.start, range.end);
            }

            return replaced;
        };
        this.replaceAll = function (replacement, options) {
            if (options) {
                this.$search.set(options);
            }

            var ranges = this.$search.findAll(this.session);
            var replaced = 0;
            if (!ranges.length)
                return replaced;

            this.$blockScrolling += 1;

            var selection = this.getSelectionRange();
            this.selection.moveTo(0, 0);

            for (var i = ranges.length - 1; i >= 0; --i) {
                if (this.$tryReplace(ranges[i], replacement)) {
                    replaced++;
                }
            }

            this.selection.setSelectionRange(selection);
            this.$blockScrolling -= 1;

            return replaced;
        };

        this.$tryReplace = function (range, replacement) {
            var input = this.session.getTextRange(range);
            replacement = this.$search.replace(input, replacement);
            if (replacement !== null) {
                range.end = this.session.replace(range, replacement);
                return range;
            } else {
                return null;
            }
        };
        this.getLastSearchOptions = function () {
            return this.$search.getOptions();
        };
        this.find = function (needle, options, animate) {
            if (!options)
                options = {};

            if (typeof needle == "string" || needle instanceof RegExp)
                options.needle = needle;
            else if (typeof needle == "object")
                oop.mixin(options, needle);

            var range = this.selection.getRange();
            if (options.needle == null) {
                needle = this.session.getTextRange(range)
                    || this.$search.$options.needle;
                if (!needle) {
                    range = this.session.getWordRange(range.start.row, range.start.column);
                    needle = this.session.getTextRange(range);
                }
                this.$search.set({needle: needle});
            }

            this.$search.set(options);
            if (!options.start)
                this.$search.set({start: range});

            var newRange = this.$search.find(this.session);
            if (options.preventScroll)
                return newRange;
            if (newRange) {
                this.revealRange(newRange, animate);
                return newRange;
            }
            if (options.backwards)
                range.start = range.end;
            else
                range.end = range.start;
            this.selection.setRange(range);
        };
        this.findNext = function (options, animate) {
            this.find({skipCurrent: true, backwards: false}, options, animate);
        };
        this.findPrevious = function (options, animate) {
            this.find(options, {skipCurrent: true, backwards: true}, animate);
        };

        this.revealRange = function (range, animate) {
            this.$blockScrolling += 1;
            this.session.unfold(range);
            this.selection.setSelectionRange(range);
            this.$blockScrolling -= 1;

            var scrollTop = this.renderer.scrollTop;
            this.renderer.scrollSelectionIntoView(range.start, range.end, 0.5);
            if (animate !== false)
                this.renderer.animateScrolling(scrollTop);
        };
        this.undo = function () {
            this.$blockScrolling++;
            this.session.getUndoManager().undo();
            this.$blockScrolling--;
            this.renderer.scrollCursorIntoView(null, 0.5);
        };
        this.redo = function () {
            this.$blockScrolling++;
            this.session.getUndoManager().redo();
            this.$blockScrolling--;
            this.renderer.scrollCursorIntoView(null, 0.5);
        };
        this.destroy = function () {
            this.renderer.destroy();
            this._signal("destroy", this);
            if (this.session) {
                this.session.destroy();
            }
        };
        this.setAutoScrollEditorIntoView = function (enable) {
            if (!enable)
                return;
            var rect;
            var self = this;
            var shouldScroll = false;
            if (!this.$scrollAnchor)
                this.$scrollAnchor = document.createElement("div");
            var scrollAnchor = this.$scrollAnchor;
            scrollAnchor.style.cssText = "position:absolute";
            this.container.insertBefore(scrollAnchor, this.container.firstChild);
            var onChangeSelection = this.on("changeSelection", function () {
                shouldScroll = true;
            });
            var onBeforeRender = this.renderer.on("beforeRender", function () {
                if (shouldScroll)
                    rect = self.renderer.container.getBoundingClientRect();
            });
            var onAfterRender = this.renderer.on("afterRender", function () {
                if (shouldScroll && rect && (self.isFocused()
                    || self.searchBox && self.searchBox.isFocused())
                ) {
                    var renderer = self.renderer;
                    var pos = renderer.$cursorLayer.$pixelPos;
                    var config = renderer.layerConfig;
                    var top = pos.top - config.offset;
                    if (pos.top >= 0 && top + rect.top < 0) {
                        shouldScroll = true;
                    } else if (pos.top < config.height &&
                        pos.top + rect.top + config.lineHeight > window.innerHeight) {
                        shouldScroll = false;
                    } else {
                        shouldScroll = null;
                    }
                    if (shouldScroll != null) {
                        scrollAnchor.style.top = top + "px";
                        scrollAnchor.style.left = pos.left + "px";
                        scrollAnchor.style.height = config.lineHeight + "px";
                        scrollAnchor.scrollIntoView(shouldScroll);
                    }
                    shouldScroll = rect = null;
                }
            });
            this.setAutoScrollEditorIntoView = function (enable) {
                if (enable)
                    return;
                delete this.setAutoScrollEditorIntoView;
                this.off("changeSelection", onChangeSelection);
                this.renderer.off("afterRender", onAfterRender);
                this.renderer.off("beforeRender", onBeforeRender);
            };
        };


        this.$resetCursorStyle = function () {
            var style = this.$cursorStyle || "ace";
            var cursorLayer = this.renderer.$cursorLayer;
            if (!cursorLayer)
                return;
            cursorLayer.setSmoothBlinking(/smooth/.test(style));
            cursorLayer.isBlinking = !this.$readOnly && style != "wide";
            dom.setCssClass(cursorLayer.element, "ace_slim-cursors", /slim/.test(style));
        };

    }).call(Editor.prototype);


    config.defineOptions(Editor.prototype, "editor", {
        selectionStyle: {
            set: function (style) {
                this.onSelectionChange();
                this._signal("changeSelectionStyle", {data: style});
            },
            initialValue: "line"
        },
        highlightActiveLine: {
            set: function () {
                this.$updateHighlightActiveLine();
            },
            initialValue: true
        },
        highlightSelectedWord: {
            set: function (shouldHighlight) {
                this.$onSelectionChange();
            },
            initialValue: true
        },
        readOnly: {
            set: function (readOnly) {
                this.$resetCursorStyle();
            },
            initialValue: false
        },
        cursorStyle: {
            set: function (val) {
                this.$resetCursorStyle();
            },
            values: ["ace", "slim", "smooth", "wide"],
            initialValue: "ace"
        },
        mergeUndoDeltas: {
            values: [false, true, "always"],
            initialValue: true
        },
        behavioursEnabled: {initialValue: true},
        wrapBehavioursEnabled: {initialValue: true},
        autoScrollEditorIntoView: {
            set: function (val) {
                this.setAutoScrollEditorIntoView(val);
            }
        },
        keyboardHandler: {
            set: function (val) {
                this.setKeyboardHandler(val);
            },
            get: function () {
                return this.keybindingId;
            },
            handlesSet: true
        },

        hScrollBarAlwaysVisible: "renderer",
        vScrollBarAlwaysVisible: "renderer",
        highlightGutterLine: "renderer",
        animatedScroll: "renderer",
        showInvisibles: "renderer",
        showPrintMargin: "renderer",
        printMarginColumn: "renderer",
        printMargin: "renderer",
        fadeFoldWidgets: "renderer",
        showFoldWidgets: "renderer",
        showLineNumbers: "renderer",
        showGutter: "renderer",
        displayIndentGuides: "renderer",
        fontSize: "renderer",
        fontFamily: "renderer",
        maxLines: "renderer",
        minLines: "renderer",
        scrollPastEnd: "renderer",
        fixedWidthGutter: "renderer",
        theme: "renderer",

        scrollSpeed: "$mouseHandler",
        dragDelay: "$mouseHandler",
        dragEnabled: "$mouseHandler",
        focusTimout: "$mouseHandler",
        tooltipFollowsMouse: "$mouseHandler",

        firstLineNumber: "session",
        overwrite: "session",
        newLineMode: "session",
        useWorker: "session",
        useSoftTabs: "session",
        tabSize: "session",
        wrap: "session",
        indentedSoftWrap: "session",
        foldStyle: "session",
        mode: "session"
    });

    exports.Editor = Editor;
});

define("ace/undomanager", ["require", "exports", "module"], function (require, exports, module) {
    "use strict";
    var UndoManager = function () {
        this.reset();
    };

    (function () {
        this.execute = function (options) {
            var deltaSets = options.args[0];
            this.$doc = options.args[1];
            if (options.merge && this.hasUndo()) {
                this.dirtyCounter--;
                deltaSets = this.$undoStack.pop().concat(deltaSets);
            }
            this.$undoStack.push(deltaSets);
            this.$redoStack = [];
            if (this.dirtyCounter < 0) {
                this.dirtyCounter = NaN;
            }
            this.dirtyCounter++;
        };
        this.undo = function (dontSelect) {
            var deltaSets = this.$undoStack.pop();
            var undoSelectionRange = null;
            if (deltaSets) {
                undoSelectionRange = this.$doc.undoChanges(deltaSets, dontSelect);
                this.$redoStack.push(deltaSets);
                this.dirtyCounter--;
            }

            return undoSelectionRange;
        };
        this.redo = function (dontSelect) {
            var deltaSets = this.$redoStack.pop();
            var redoSelectionRange = null;
            if (deltaSets) {
                redoSelectionRange =
                    this.$doc.redoChanges(this.$deserializeDeltas(deltaSets), dontSelect);
                this.$undoStack.push(deltaSets);
                this.dirtyCounter++;
            }
            return redoSelectionRange;
        };
        this.reset = function () {
            this.$undoStack = [];
            this.$redoStack = [];
            this.dirtyCounter = 0;
        };
        this.hasUndo = function () {
            return this.$undoStack.length > 0;
        };
        this.hasRedo = function () {
            return this.$redoStack.length > 0;
        };
        this.markClean = function () {
            this.dirtyCounter = 0;
        };
        this.isClean = function () {
            return this.dirtyCounter === 0;
        };
        this.$serializeDeltas = function (deltaSets) {
            return cloneDeltaSetsObj(deltaSets, $serializeDelta);
        };
        this.$deserializeDeltas = function (deltaSets) {
            return cloneDeltaSetsObj(deltaSets, $deserializeDelta);
        };

        function $serializeDelta(delta) {
            return {
                action: delta.action,
                start: delta.start,
                end: delta.end,
                lines: delta.lines.length == 1 ? null : delta.lines,
                text: delta.lines.length == 1 ? delta.lines[0] : null
            };
        }

        function $deserializeDelta(delta) {
            return {
                action: delta.action,
                start: delta.start,
                end: delta.end,
                lines: delta.lines || [delta.text]
            };
        }

        function cloneDeltaSetsObj(deltaSets_old, fnGetModifiedDelta) {
            var deltaSets_new = new Array(deltaSets_old.length);
            for (var i = 0; i < deltaSets_old.length; i++) {
                var deltaSet_old = deltaSets_old[i];
                var deltaSet_new = {group: deltaSet_old.group, deltas: new Array(deltaSet_old.length)};

                for (var j = 0; j < deltaSet_old.deltas.length; j++) {
                    var delta_old = deltaSet_old.deltas[j];
                    deltaSet_new.deltas[j] = fnGetModifiedDelta(delta_old);
                }

                deltaSets_new[i] = deltaSet_new;
            }
            return deltaSets_new;
        }

    }).call(UndoManager.prototype);

    exports.UndoManager = UndoManager;
});

define("ace/layer/gutter", ["require", "exports", "module", "ace/lib/dom", "ace/lib/oop", "ace/lib/lang", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var dom = require("../lib/dom");
    var oop = require("../lib/oop");
    var lang = require("../lib/lang");
    var EventEmitter = require("../lib/event_emitter").EventEmitter;

    var Gutter = function (parentEl) {
        this.element = dom.createElement("div");
        this.element.className = "ace_layer ace_gutter-layer";
        parentEl.appendChild(this.element);
        this.setShowFoldWidgets(this.$showFoldWidgets);

        this.gutterWidth = 0;

        this.$annotations = [];
        this.$updateAnnotations = this.$updateAnnotations.bind(this);

        this.$cells = [];
    };

    (function () {

        oop.implement(this, EventEmitter);

        this.setSession = function (session) {
            if (this.session)
                this.session.removeEventListener("change", this.$updateAnnotations);
            this.session = session;
            if (session)
                session.on("change", this.$updateAnnotations);
        };

        this.addGutterDecoration = function (row, className) {
            if (window.console)
                console.warn && console.warn("deprecated use session.addGutterDecoration");
            this.session.addGutterDecoration(row, className);
        };

        this.removeGutterDecoration = function (row, className) {
            if (window.console)
                console.warn && console.warn("deprecated use session.removeGutterDecoration");
            this.session.removeGutterDecoration(row, className);
        };

        this.setAnnotations = function (annotations) {
            this.$annotations = [];
            for (var i = 0; i < annotations.length; i++) {
                var annotation = annotations[i];
                var row = annotation.row;
                var rowInfo = this.$annotations[row];
                if (!rowInfo)
                    rowInfo = this.$annotations[row] = {text: []};

                var annoText = annotation.text;
                annoText = annoText ? lang.escapeHTML(annoText) : annotation.html || "";

                if (rowInfo.text.indexOf(annoText) === -1)
                    rowInfo.text.push(annoText);

                var type = annotation.type;
                if (type == "error")
                    rowInfo.className = " ace_error";
                else if (type == "warning" && rowInfo.className != " ace_error")
                    rowInfo.className = " ace_warning";
                else if (type == "info" && (!rowInfo.className))
                    rowInfo.className = " ace_info";
            }
        };

        this.$updateAnnotations = function (delta) {
            if (!this.$annotations.length)
                return;
            var firstRow = delta.start.row;
            var len = delta.end.row - firstRow;
            if (len === 0) {
            } else if (delta.action == 'remove') {
                this.$annotations.splice(firstRow, len + 1, null);
            } else {
                var args = new Array(len + 1);
                args.unshift(firstRow, 1);
                this.$annotations.splice.apply(this.$annotations, args);
            }
        };

        this.update = function (config) {
            var session = this.session;
            var firstRow = config.firstRow;
            var lastRow = Math.min(config.lastRow + config.gutterOffset,  // needed to compensate for hor scollbar
                session.getLength() - 1);
            var fold = session.getNextFoldLine(firstRow);
            var foldStart = fold ? fold.start.row : Infinity;
            var foldWidgets = this.$showFoldWidgets && session.foldWidgets;
            var breakpoints = session.$breakpoints;
            var decorations = session.$decorations;
            var firstLineNumber = session.$firstLineNumber;
            var lastLineNumber = 0;

            var gutterRenderer = session.gutterRenderer || this.$renderer;

            var cell = null;
            var index = -1;
            var row = firstRow;
            while (true) {
                if (row > foldStart) {
                    row = fold.end.row + 1;
                    fold = session.getNextFoldLine(row, fold);
                    foldStart = fold ? fold.start.row : Infinity;
                }
                if (row > lastRow) {
                    while (this.$cells.length > index + 1) {
                        cell = this.$cells.pop();
                        this.element.removeChild(cell.element);
                    }
                    break;
                }

                cell = this.$cells[++index];
                if (!cell) {
                    cell = {element: null, textNode: null, foldWidget: null};
                    cell.element = dom.createElement("div");
                    cell.textNode = document.createTextNode('');
                    cell.element.appendChild(cell.textNode);
                    this.element.appendChild(cell.element);
                    this.$cells[index] = cell;
                }

                var className = "ace_gutter-cell ";
                if (breakpoints[row])
                    className += breakpoints[row];
                if (decorations[row])
                    className += decorations[row];
                if (this.$annotations[row])
                    className += this.$annotations[row].className;
                if (cell.element.className != className)
                    cell.element.className = className;

                var height = session.getRowLength(row) * config.lineHeight + "px";
                if (height != cell.element.style.height)
                    cell.element.style.height = height;

                if (foldWidgets) {
                    var c = foldWidgets[row];
                    if (c == null)
                        c = foldWidgets[row] = session.getFoldWidget(row);
                }

                if (c) {
                    if (!cell.foldWidget) {
                        cell.foldWidget = dom.createElement("span");
                        cell.element.appendChild(cell.foldWidget);
                    }
                    var className = "ace_fold-widget ace_" + c;
                    if (c == "start" && row == foldStart && row < fold.end.row)
                        className += " ace_closed";
                    else
                        className += " ace_open";
                    if (cell.foldWidget.className != className)
                        cell.foldWidget.className = className;

                    var height = config.lineHeight + "px";
                    if (cell.foldWidget.style.height != height)
                        cell.foldWidget.style.height = height;
                } else {
                    if (cell.foldWidget) {
                        cell.element.removeChild(cell.foldWidget);
                        cell.foldWidget = null;
                    }
                }

                var text = lastLineNumber = gutterRenderer
                    ? gutterRenderer.getText(session, row)
                    : row + firstLineNumber;
                if (text !== cell.textNode.data)
                    cell.textNode.data = text;

                row++;
            }

            this.element.style.height = config.minHeight + "px";

            if (this.$fixedWidth || session.$useWrapMode)
                lastLineNumber = session.getLength() + firstLineNumber;

            var gutterWidth = gutterRenderer
                ? gutterRenderer.getWidth(session, lastLineNumber, config)
                : lastLineNumber.toString().length * config.characterWidth;

            var padding = this.$padding || this.$computePadding();
            gutterWidth += padding.left + padding.right;
            if (gutterWidth !== this.gutterWidth && !isNaN(gutterWidth)) {
                this.gutterWidth = gutterWidth;
                this.element.style.width = Math.ceil(this.gutterWidth) + "px";
                this._emit("changeGutterWidth", gutterWidth);
            }
        };

        this.$fixedWidth = false;

        this.$showLineNumbers = true;
        this.$renderer = "";
        this.setShowLineNumbers = function (show) {
            this.$renderer = !show && {
                getWidth: function () {
                    return "";
                },
                getText: function () {
                    return "";
                }
            };
        };

        this.getShowLineNumbers = function () {
            return this.$showLineNumbers;
        };

        this.$showFoldWidgets = true;
        this.setShowFoldWidgets = function (show) {
            if (show)
                dom.addCssClass(this.element, "ace_folding-enabled");
            else
                dom.removeCssClass(this.element, "ace_folding-enabled");

            this.$showFoldWidgets = show;
            this.$padding = null;
        };

        this.getShowFoldWidgets = function () {
            return this.$showFoldWidgets;
        };

        this.$computePadding = function () {
            if (!this.element.firstChild)
                return {left: 0, right: 0};
            var style = dom.computedStyle(this.element.firstChild);
            this.$padding = {};
            this.$padding.left = parseInt(style.paddingLeft) + 1 || 0;
            this.$padding.right = parseInt(style.paddingRight) || 0;
            return this.$padding;
        };

        this.getRegion = function (point) {
            var padding = this.$padding || this.$computePadding();
            var rect = this.element.getBoundingClientRect();
            if (point.x < padding.left + rect.left)
                return "markers";
            if (this.$showFoldWidgets && point.x > rect.right - padding.right)
                return "foldWidgets";
        };

    }).call(Gutter.prototype);

    exports.Gutter = Gutter;

});

define("ace/layer/marker", ["require", "exports", "module", "ace/range", "ace/lib/dom"], function (require, exports, module) {
    "use strict";

    var Range = require("../range").Range;
    var dom = require("../lib/dom");

    var Marker = function (parentEl) {
        this.element = dom.createElement("div");
        this.element.className = "ace_layer ace_marker-layer";
        parentEl.appendChild(this.element);
    };

    (function () {

        this.$padding = 0;

        this.setPadding = function (padding) {
            this.$padding = padding;
        };
        this.setSession = function (session) {
            this.session = session;
        };

        this.setMarkers = function (markers) {
            this.markers = markers;
        };

        this.update = function (config) {
            if (!config) return;

            this.config = config;


            var html = [];
            for (var key in this.markers) {
                var marker = this.markers[key];

                if (!marker.range) {
                    marker.update(html, this, this.session, config);
                    continue;
                }

                var range = marker.range.clipRows(config.firstRow, config.lastRow);
                if (range.isEmpty()) continue;

                range = range.toScreenRange(this.session);
                if (marker.renderer) {
                    var top = this.$getTop(range.start.row, config);
                    var left = this.$padding + (this.session.$bidiHandler.isBidiRow(range.start.row)
                        ? this.session.$bidiHandler.getPosLeft(range.start.column)
                        : range.start.column * config.characterWidth);
                    marker.renderer(html, range, left, top, config);
                } else if (marker.type == "fullLine") {
                    this.drawFullLineMarker(html, range, marker.clazz, config);
                } else if (marker.type == "screenLine") {
                    this.drawScreenLineMarker(html, range, marker.clazz, config);
                } else if (range.isMultiLine()) {
                    if (marker.type == "text")
                        this.drawTextMarker(html, range, marker.clazz, config);
                    else
                        this.drawMultiLineMarker(html, range, marker.clazz, config);
                } else {
                    if (this.session.$bidiHandler.isBidiRow(range.start.row)) {
                        this.drawBidiSingleLineMarker(html, range, marker.clazz + " ace_start" + " ace_br15", config);
                    } else {
                        this.drawSingleLineMarker(html, range, marker.clazz + " ace_start" + " ace_br15", config);
                    }
                }
            }
            this.element.innerHTML = html.join("");
        };

        this.$getTop = function (row, layerConfig) {
            return (row - layerConfig.firstRowScreen) * layerConfig.lineHeight;
        };

        function getBorderClass(tl, tr, br, bl) {
            return (tl ? 1 : 0) | (tr ? 2 : 0) | (br ? 4 : 0) | (bl ? 8 : 0);
        }

        this.drawTextMarker = function (stringBuilder, range, clazz, layerConfig, extraStyle) {
            var session = this.session;
            var start = range.start.row;
            var end = range.end.row;
            var row = start;
            var prev = 0;
            var curr = 0;
            var next = session.getScreenLastRowColumn(row);
            var clazzModified = null;
            var lineRange = new Range(row, range.start.column, row, curr);
            for (; row <= end; row++) {
                lineRange.start.row = lineRange.end.row = row;
                lineRange.start.column = row == start ? range.start.column : session.getRowWrapIndent(row);
                lineRange.end.column = next;
                prev = curr;
                curr = next;
                next = row + 1 < end ? session.getScreenLastRowColumn(row + 1) : row == end ? 0 : range.end.column;
                clazzModified = clazz + (row == start ? " ace_start" : "") + " ace_br"
                    + getBorderClass(row == start || row == start + 1 && range.start.column, prev < curr, curr > next, row == end);

                if (this.session.$bidiHandler.isBidiRow(row)) {
                    this.drawBidiSingleLineMarker(stringBuilder, lineRange, clazzModified,
                        layerConfig, row == end ? 0 : 1, extraStyle);
                } else {
                    this.drawSingleLineMarker(stringBuilder, lineRange, clazzModified,
                        layerConfig, row == end ? 0 : 1, extraStyle);
                }
            }
        };
        this.drawMultiLineMarker = function (stringBuilder, range, clazz, config, extraStyle) {
            var padding = this.$padding;
            var height, top, left;
            extraStyle = extraStyle || "";
            if (this.session.$bidiHandler.isBidiRow(range.start.row)) {
                var range1 = range.clone();
                range1.end.row = range1.start.row;
                range1.end.column = this.session.getLine(range1.start.row).length;
                this.drawBidiSingleLineMarker(stringBuilder, range1, clazz + " ace_br1 ace_start", config, null, extraStyle);
            } else {
                height = config.lineHeight;
                top = this.$getTop(range.start.row, config);
                left = padding + range.start.column * config.characterWidth;
                stringBuilder.push(
                    "<div class='", clazz, " ace_br1 ace_start' style='",
                    "height:", height, "px;",
                    "right:0;",
                    "top:", top, "px;",
                    "left:", left, "px;", extraStyle, "'></div>"
                );
            }
            if (this.session.$bidiHandler.isBidiRow(range.end.row)) {
                var range1 = range.clone();
                range1.start.row = range1.end.row;
                range1.start.column = 0;
                this.drawBidiSingleLineMarker(stringBuilder, range1, clazz + " ace_br12", config, null, extraStyle);
            } else {
                var width = range.end.column * config.characterWidth;
                height = config.lineHeight;
                top = this.$getTop(range.end.row, config);
                stringBuilder.push(
                    "<div class='", clazz, " ace_br12' style='",
                    "height:", height, "px;",
                    "width:", width, "px;",
                    "top:", top, "px;",
                    "left:", padding, "px;", extraStyle, "'></div>"
                );
            }
            height = (range.end.row - range.start.row - 1) * config.lineHeight;
            if (height <= 0)
                return;
            top = this.$getTop(range.start.row + 1, config);

            var radiusClass = (range.start.column ? 1 : 0) | (range.end.column ? 0 : 8);

            stringBuilder.push(
                "<div class='", clazz, (radiusClass ? " ace_br" + radiusClass : ""), "' style='",
                "height:", height, "px;",
                "right:0;",
                "top:", top, "px;",
                "left:", padding, "px;", extraStyle, "'></div>"
            );
        };
        this.drawSingleLineMarker = function (stringBuilder, range, clazz, config, extraLength, extraStyle) {
            var height = config.lineHeight;
            var width = (range.end.column + (extraLength || 0) - range.start.column) * config.characterWidth;

            var top = this.$getTop(range.start.row, config);
            var left = this.$padding + range.start.column * config.characterWidth;

            stringBuilder.push(
                "<div class='", clazz, "' style='",
                "height:", height, "px;",
                "width:", width, "px;",
                "top:", top, "px;",
                "left:", left, "px;", extraStyle || "", "'></div>"
            );
        };
        this.drawBidiSingleLineMarker = function (stringBuilder, range, clazz, config, extraLength, extraStyle) {
            var height = config.lineHeight, top = this.$getTop(range.start.row, config), padding = this.$padding;
            var selections = this.session.$bidiHandler.getSelections(range.start.column, range.end.column);

            selections.forEach(function (selection) {
                stringBuilder.push(
                    "<div class='", clazz, "' style='",
                    "height:", height, "px;",
                    "width:", selection.width + (extraLength || 0), "px;",
                    "top:", top, "px;",
                    "left:", padding + selection.left, "px;", extraStyle || "", "'></div>"
                );
            });
        };

        this.drawFullLineMarker = function (stringBuilder, range, clazz, config, extraStyle) {
            var top = this.$getTop(range.start.row, config);
            var height = config.lineHeight;
            if (range.start.row != range.end.row)
                height += this.$getTop(range.end.row, config) - top;

            stringBuilder.push(
                "<div class='", clazz, "' style='",
                "height:", height, "px;",
                "top:", top, "px;",
                "left:0;right:0;", extraStyle || "", "'></div>"
            );
        };

        this.drawScreenLineMarker = function (stringBuilder, range, clazz, config, extraStyle) {
            var top = this.$getTop(range.start.row, config);
            var height = config.lineHeight;

            stringBuilder.push(
                "<div class='", clazz, "' style='",
                "height:", height, "px;",
                "top:", top, "px;",
                "left:0;right:0;", extraStyle || "", "'></div>"
            );
        };

    }).call(Marker.prototype);

    exports.Marker = Marker;

});

define("ace/layer/text", ["require", "exports", "module", "ace/lib/oop", "ace/lib/dom", "ace/lib/lang", "ace/lib/useragent", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var oop = require("../lib/oop");
    var dom = require("../lib/dom");
    var lang = require("../lib/lang");
    var useragent = require("../lib/useragent");
    var EventEmitter = require("../lib/event_emitter").EventEmitter;

    var Text = function (parentEl) {
        this.element = dom.createElement("div");
        this.element.className = "ace_layer ace_text-layer";
        parentEl.appendChild(this.element);
        this.$updateEolChar = this.$updateEolChar.bind(this);
    };

    (function () {

        oop.implement(this, EventEmitter);

        this.EOF_CHAR = "\xB6";
        this.EOL_CHAR_LF = "\xAC";
        this.EOL_CHAR_CRLF = "\xa4";
        this.EOL_CHAR = this.EOL_CHAR_LF;
        this.TAB_CHAR = "\u2014"; //"\u21E5";
        this.SPACE_CHAR = "\xB7";
        this.$padding = 0;

        this.$updateEolChar = function () {
            var EOL_CHAR = this.session.doc.getNewLineCharacter() == "\n"
                ? this.EOL_CHAR_LF
                : this.EOL_CHAR_CRLF;
            if (this.EOL_CHAR != EOL_CHAR) {
                this.EOL_CHAR = EOL_CHAR;
                return true;
            }
        };

        this.setPadding = function (padding) {
            this.$padding = padding;
            this.element.style.padding = "0 " + padding + "px";
        };

        this.getLineHeight = function () {
            return this.$fontMetrics.$characterSize.height || 0;
        };

        this.getCharacterWidth = function () {
            return this.$fontMetrics.$characterSize.width || 0;
        };

        this.$setFontMetrics = function (measure) {
            this.$fontMetrics = measure;
            this.$fontMetrics.on("changeCharacterSize", function (e) {
                this._signal("changeCharacterSize", e);
            }.bind(this));
            this.$pollSizeChanges();
        };

        this.checkForSizeChanges = function () {
            this.$fontMetrics.checkForSizeChanges();
        };
        this.$pollSizeChanges = function () {
            return this.$pollSizeChangesTimer = this.$fontMetrics.$pollSizeChanges();
        };
        this.setSession = function (session) {
            this.session = session;
            if (session)
                this.$computeTabString();
        };

        this.showInvisibles = false;
        this.setShowInvisibles = function (showInvisibles) {
            if (this.showInvisibles == showInvisibles)
                return false;

            this.showInvisibles = showInvisibles;
            this.$computeTabString();
            return true;
        };

        this.displayIndentGuides = true;
        this.setDisplayIndentGuides = function (display) {
            if (this.displayIndentGuides == display)
                return false;

            this.displayIndentGuides = display;
            this.$computeTabString();
            return true;
        };

        this.$tabStrings = [];
        this.onChangeTabSize =
            this.$computeTabString = function () {
                var tabSize = this.session.getTabSize();
                this.tabSize = tabSize;
                var tabStr = this.$tabStrings = [0];
                for (var i = 1; i < tabSize + 1; i++) {
                    if (this.showInvisibles) {
                        tabStr.push("<span class='ace_invisible ace_invisible_tab'>"
                            + lang.stringRepeat(this.TAB_CHAR, i)
                            + "</span>");
                    } else {
                        tabStr.push(lang.stringRepeat(" ", i));
                    }
                }
                if (this.displayIndentGuides) {
                    this.$indentGuideRe = /\s\S| \t|\t |\s$/;
                    var className = "ace_indent-guide";
                    var spaceClass = "";
                    var tabClass = "";
                    if (this.showInvisibles) {
                        className += " ace_invisible";
                        spaceClass = " ace_invisible_space";
                        tabClass = " ace_invisible_tab";
                        var spaceContent = lang.stringRepeat(this.SPACE_CHAR, this.tabSize);
                        var tabContent = lang.stringRepeat(this.TAB_CHAR, this.tabSize);
                    } else {
                        var spaceContent = lang.stringRepeat(" ", this.tabSize);
                        var tabContent = spaceContent;
                    }

                    this.$tabStrings[" "] = "<span class='" + className + spaceClass + "'>" + spaceContent + "</span>";
                    this.$tabStrings["\t"] = "<span class='" + className + tabClass + "'>" + tabContent + "</span>";
                }
            };

        this.updateLines = function (config, firstRow, lastRow) {
            if (this.config.lastRow != config.lastRow ||
                this.config.firstRow != config.firstRow) {
                this.scrollLines(config);
            }
            this.config = config;

            var first = Math.max(firstRow, config.firstRow);
            var last = Math.min(lastRow, config.lastRow);

            var lineElements = this.element.childNodes;
            var lineElementsIdx = 0;

            for (var row = config.firstRow; row < first; row++) {
                var foldLine = this.session.getFoldLine(row);
                if (foldLine) {
                    if (foldLine.containsRow(first)) {
                        first = foldLine.start.row;
                        break;
                    } else {
                        row = foldLine.end.row;
                    }
                }
                lineElementsIdx++;
            }

            var row = first;
            var foldLine = this.session.getNextFoldLine(row);
            var foldStart = foldLine ? foldLine.start.row : Infinity;

            while (true) {
                if (row > foldStart) {
                    row = foldLine.end.row + 1;
                    foldLine = this.session.getNextFoldLine(row, foldLine);
                    foldStart = foldLine ? foldLine.start.row : Infinity;
                }
                if (row > last)
                    break;

                var lineElement = lineElements[lineElementsIdx++];
                if (lineElement) {
                    var html = [];
                    this.$renderLine(
                        html, row, !this.$useLineGroups(), row == foldStart ? foldLine : false
                    );
                    lineElement.style.height = config.lineHeight * this.session.getRowLength(row) + "px";
                    lineElement.innerHTML = html.join("");
                }
                row++;
            }
        };

        this.scrollLines = function (config) {
            var oldConfig = this.config;
            this.config = config;

            if (!oldConfig || oldConfig.lastRow < config.firstRow)
                return this.update(config);

            if (config.lastRow < oldConfig.firstRow)
                return this.update(config);

            var el = this.element;
            if (oldConfig.firstRow < config.firstRow)
                for (var row = this.session.getFoldedRowCount(oldConfig.firstRow, config.firstRow - 1); row > 0; row--)
                    el.removeChild(el.firstChild);

            if (oldConfig.lastRow > config.lastRow)
                for (var row = this.session.getFoldedRowCount(config.lastRow + 1, oldConfig.lastRow); row > 0; row--)
                    el.removeChild(el.lastChild);

            if (config.firstRow < oldConfig.firstRow) {
                var fragment = this.$renderLinesFragment(config, config.firstRow, oldConfig.firstRow - 1);
                if (el.firstChild)
                    el.insertBefore(fragment, el.firstChild);
                else
                    el.appendChild(fragment);
            }

            if (config.lastRow > oldConfig.lastRow) {
                var fragment = this.$renderLinesFragment(config, oldConfig.lastRow + 1, config.lastRow);
                el.appendChild(fragment);
            }
        };

        this.$renderLinesFragment = function (config, firstRow, lastRow) {
            var fragment = this.element.ownerDocument.createDocumentFragment();
            var row = firstRow;
            var foldLine = this.session.getNextFoldLine(row);
            var foldStart = foldLine ? foldLine.start.row : Infinity;

            while (true) {
                if (row > foldStart) {
                    row = foldLine.end.row + 1;
                    foldLine = this.session.getNextFoldLine(row, foldLine);
                    foldStart = foldLine ? foldLine.start.row : Infinity;
                }
                if (row > lastRow)
                    break;

                var container = dom.createElement("div");

                var html = [];
                this.$renderLine(html, row, false, row == foldStart ? foldLine : false);
                container.innerHTML = html.join("");
                if (this.$useLineGroups()) {
                    container.className = 'ace_line_group';
                    fragment.appendChild(container);
                    container.style.height = config.lineHeight * this.session.getRowLength(row) + "px";

                } else {
                    while (container.firstChild)
                        fragment.appendChild(container.firstChild);
                }

                row++;
            }
            return fragment;
        };

        this.update = function (config) {
            this.config = config;

            var html = [];
            var firstRow = config.firstRow, lastRow = config.lastRow;

            var row = firstRow;
            var foldLine = this.session.getNextFoldLine(row);
            var foldStart = foldLine ? foldLine.start.row : Infinity;

            while (true) {
                if (row > foldStart) {
                    row = foldLine.end.row + 1;
                    foldLine = this.session.getNextFoldLine(row, foldLine);
                    foldStart = foldLine ? foldLine.start.row : Infinity;
                }
                if (row > lastRow)
                    break;

                if (this.$useLineGroups())
                    html.push("<div class='ace_line_group' style='height:", config.lineHeight * this.session.getRowLength(row), "px'>");

                this.$renderLine(html, row, false, row == foldStart ? foldLine : false);

                if (this.$useLineGroups())
                    html.push("</div>"); // end the line group

                row++;
            }
            this.element.innerHTML = html.join("");
        };

        this.$textToken = {
            "text": true,
            "rparen": true,
            "lparen": true
        };

        this.$renderToken = function (stringBuilder, screenColumn, token, value) {
            var self = this;
            var replaceReg = /\t|&|<|>|( +)|([\x00-\x1f\x80-\xa0\xad\u1680\u180E\u2000-\u200f\u2028\u2029\u202F\u205F\u3000\uFEFF\uFFF9-\uFFFC])|[\u1100-\u115F\u11A3-\u11A7\u11FA-\u11FF\u2329-\u232A\u2E80-\u2E99\u2E9B-\u2EF3\u2F00-\u2FD5\u2FF0-\u2FFB\u3000-\u303E\u3041-\u3096\u3099-\u30FF\u3105-\u312D\u3131-\u318E\u3190-\u31BA\u31C0-\u31E3\u31F0-\u321E\u3220-\u3247\u3250-\u32FE\u3300-\u4DBF\u4E00-\uA48C\uA490-\uA4C6\uA960-\uA97C\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFAFF\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE66\uFE68-\uFE6B\uFF01-\uFF60\uFFE0-\uFFE6]|[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
            var replaceFunc = function (c, a, b, tabIdx, idx4) {
                if (a) {
                    return self.showInvisibles
                        ? "<span class='ace_invisible ace_invisible_space'>" + lang.stringRepeat(self.SPACE_CHAR, c.length) + "</span>"
                        : c;
                } else if (c == "&") {
                    return "&#38;";
                } else if (c == "<") {
                    return "&#60;";
                } else if (c == ">") {
                    return "&#62;";
                } else if (c == "\t") {
                    var tabSize = self.session.getScreenTabSize(screenColumn + tabIdx);
                    screenColumn += tabSize - 1;
                    return self.$tabStrings[tabSize];
                } else if (c == "\u3000") {
                    var classToUse = self.showInvisibles ? "ace_cjk ace_invisible ace_invisible_space" : "ace_cjk";
                    var space = self.showInvisibles ? self.SPACE_CHAR : "";
                    screenColumn += 1;
                    return "<span class='" + classToUse + "' style='width:" +
                        (self.config.characterWidth * 2) +
                        "px'>" + space + "</span>";
                } else if (b) {
                    return "<span class='ace_invisible ace_invisible_space ace_invalid'>" + self.SPACE_CHAR + "</span>";
                } else {
                    screenColumn += 1;
                    return "<span class='ace_cjk' style='width:" +
                        (self.config.characterWidth * 2) +
                        "px'>" + c + "</span>";
                }
            };

            var output = value.replace(replaceReg, replaceFunc);

            if (!this.$textToken[token.type]) {
                var classes = "ace_" + token.type.replace(/\./g, " ace_");
                var style = "";
                if (token.type == "fold")
                    style = " style='width:" + (token.value.length * this.config.characterWidth) + "px;' ";
                stringBuilder.push("<span class='", classes, "'", style, ">", output, "</span>");
            } else {
                stringBuilder.push(output);
            }
            return screenColumn + value.length;
        };

        this.renderIndentGuide = function (stringBuilder, value, max) {
            var cols = value.search(this.$indentGuideRe);
            if (cols <= 0 || cols >= max)
                return value;
            if (value[0] == " ") {
                cols -= cols % this.tabSize;
                stringBuilder.push(lang.stringRepeat(this.$tabStrings[" "], cols / this.tabSize));
                return value.substr(cols);
            } else if (value[0] == "\t") {
                stringBuilder.push(lang.stringRepeat(this.$tabStrings["\t"], cols));
                return value.substr(cols);
            }
            return value;
        };

        this.$renderWrappedLine = function (stringBuilder, tokens, splits, onlyContents) {
            var chars = 0;
            var split = 0;
            var splitChars = splits[0];
            var screenColumn = 0;

            for (var i = 0; i < tokens.length; i++) {
                var token = tokens[i];
                var value = token.value;
                if (i == 0 && this.displayIndentGuides) {
                    chars = value.length;
                    value = this.renderIndentGuide(stringBuilder, value, splitChars);
                    if (!value)
                        continue;
                    chars -= value.length;
                }

                if (chars + value.length < splitChars) {
                    screenColumn = this.$renderToken(stringBuilder, screenColumn, token, value);
                    chars += value.length;
                } else {
                    while (chars + value.length >= splitChars) {
                        screenColumn = this.$renderToken(
                            stringBuilder, screenColumn,
                            token, value.substring(0, splitChars - chars)
                        );
                        value = value.substring(splitChars - chars);
                        chars = splitChars;

                        if (!onlyContents) {
                            stringBuilder.push("</div>",
                                "<div class='ace_line' style='height:",
                                this.config.lineHeight, "px'>"
                            );
                        }

                        stringBuilder.push(lang.stringRepeat("\xa0", splits.indent));

                        split++;
                        screenColumn = 0;
                        splitChars = splits[split] || Number.MAX_VALUE;
                    }
                    if (value.length != 0) {
                        chars += value.length;
                        screenColumn = this.$renderToken(
                            stringBuilder, screenColumn, token, value
                        );
                    }
                }
            }
        };

        this.$renderSimpleLine = function (stringBuilder, tokens) {
            var screenColumn = 0;
            var token = tokens[0];
            var value = token.value;
            if (this.displayIndentGuides)
                value = this.renderIndentGuide(stringBuilder, value);
            if (value)
                screenColumn = this.$renderToken(stringBuilder, screenColumn, token, value);
            for (var i = 1; i < tokens.length; i++) {
                token = tokens[i];
                value = token.value;
                screenColumn = this.$renderToken(stringBuilder, screenColumn, token, value);
            }
        };
        this.$renderLine = function (stringBuilder, row, onlyContents, foldLine) {
            if (!foldLine && foldLine != false)
                foldLine = this.session.getFoldLine(row);

            if (foldLine)
                var tokens = this.$getFoldLineTokens(row, foldLine);
            else
                var tokens = this.session.getTokens(row);


            if (!onlyContents) {
                stringBuilder.push(
                    "<div class='ace_line' style='height:",
                    this.config.lineHeight * (
                        this.$useLineGroups() ? 1 : this.session.getRowLength(row)
                    ), "px'>"
                );
            }

            if (tokens.length) {
                var splits = this.session.getRowSplitData(row);
                if (splits && splits.length)
                    this.$renderWrappedLine(stringBuilder, tokens, splits, onlyContents);
                else
                    this.$renderSimpleLine(stringBuilder, tokens);
            }

            if (this.showInvisibles) {
                if (foldLine)
                    row = foldLine.end.row;

                stringBuilder.push(
                    "<span class='ace_invisible ace_invisible_eol'>",
                    row == this.session.getLength() - 1 ? this.EOF_CHAR : this.EOL_CHAR,
                    "</span>"
                );
            }
            if (!onlyContents)
                stringBuilder.push("</div>");
        };

        this.$getFoldLineTokens = function (row, foldLine) {
            var session = this.session;
            var renderTokens = [];

            function addTokens(tokens, from, to) {
                var idx = 0, col = 0;
                while ((col + tokens[idx].value.length) < from) {
                    col += tokens[idx].value.length;
                    idx++;

                    if (idx == tokens.length)
                        return;
                }
                if (col != from) {
                    var value = tokens[idx].value.substring(from - col);
                    if (value.length > (to - from))
                        value = value.substring(0, to - from);

                    renderTokens.push({
                        type: tokens[idx].type,
                        value: value
                    });

                    col = from + value.length;
                    idx += 1;
                }

                while (col < to && idx < tokens.length) {
                    var value = tokens[idx].value;
                    if (value.length + col > to) {
                        renderTokens.push({
                            type: tokens[idx].type,
                            value: value.substring(0, to - col)
                        });
                    } else
                        renderTokens.push(tokens[idx]);
                    col += value.length;
                    idx += 1;
                }
            }

            var tokens = session.getTokens(row);
            foldLine.walk(function (placeholder, row, column, lastColumn, isNewRow) {
                if (placeholder != null) {
                    renderTokens.push({
                        type: "fold",
                        value: placeholder
                    });
                } else {
                    if (isNewRow)
                        tokens = session.getTokens(row);

                    if (tokens.length)
                        addTokens(tokens, lastColumn, column);
                }
            }, foldLine.end.row, this.session.getLine(foldLine.end.row).length);

            return renderTokens;
        };

        this.$useLineGroups = function () {
            return this.session.getUseWrapMode();
        };

        this.destroy = function () {
            clearInterval(this.$pollSizeChangesTimer);
            if (this.$measureNode)
                this.$measureNode.parentNode.removeChild(this.$measureNode);
            delete this.$measureNode;
        };

    }).call(Text.prototype);

    exports.Text = Text;

});

define("ace/layer/cursor", ["require", "exports", "module", "ace/lib/dom"], function (require, exports, module) {
    "use strict";

    var dom = require("../lib/dom");
    var isIE8;

    var Cursor = function (parentEl) {
        this.element = dom.createElement("div");
        this.element.className = "ace_layer ace_cursor-layer";
        parentEl.appendChild(this.element);

        if (isIE8 === undefined)
            isIE8 = !("opacity" in this.element.style);

        this.isVisible = false;
        this.isBlinking = true;
        this.blinkInterval = 1000;
        this.smoothBlinking = false;

        this.cursors = [];
        this.cursor = this.addCursor();
        dom.addCssClass(this.element, "ace_hidden-cursors");
        this.$updateCursors = (isIE8
            ? this.$updateVisibility
            : this.$updateOpacity).bind(this);
    };

    (function () {

        this.$updateVisibility = function (val) {
            var cursors = this.cursors;
            for (var i = cursors.length; i--;)
                cursors[i].style.visibility = val ? "" : "hidden";
        };
        this.$updateOpacity = function (val) {
            var cursors = this.cursors;
            for (var i = cursors.length; i--;)
                cursors[i].style.opacity = val ? "" : "0";
        };


        this.$padding = 0;
        this.setPadding = function (padding) {
            this.$padding = padding;
        };

        this.setSession = function (session) {
            this.session = session;
        };

        this.setBlinking = function (blinking) {
            if (blinking != this.isBlinking) {
                this.isBlinking = blinking;
                this.restartTimer();
            }
        };

        this.setBlinkInterval = function (blinkInterval) {
            if (blinkInterval != this.blinkInterval) {
                this.blinkInterval = blinkInterval;
                this.restartTimer();
            }
        };

        this.setSmoothBlinking = function (smoothBlinking) {
            if (smoothBlinking != this.smoothBlinking && !isIE8) {
                this.smoothBlinking = smoothBlinking;
                dom.setCssClass(this.element, "ace_smooth-blinking", smoothBlinking);
                this.$updateCursors(true);
                this.$updateCursors = (this.$updateOpacity).bind(this);
                this.restartTimer();
            }
        };

        this.addCursor = function () {
            var el = dom.createElement("div");
            el.className = "ace_cursor";
            this.element.appendChild(el);
            this.cursors.push(el);
            return el;
        };

        this.removeCursor = function () {
            if (this.cursors.length > 1) {
                var el = this.cursors.pop();
                el.parentNode.removeChild(el);
                return el;
            }
        };

        this.hideCursor = function () {
            this.isVisible = false;
            dom.addCssClass(this.element, "ace_hidden-cursors");
            this.restartTimer();
        };

        this.showCursor = function () {
            this.isVisible = true;
            dom.removeCssClass(this.element, "ace_hidden-cursors");
            this.restartTimer();
        };

        this.restartTimer = function () {
            var update = this.$updateCursors;
            clearInterval(this.intervalId);
            clearTimeout(this.timeoutId);
            if (this.smoothBlinking) {
                dom.removeCssClass(this.element, "ace_smooth-blinking");
            }

            update(true);

            if (!this.isBlinking || !this.blinkInterval || !this.isVisible)
                return;

            if (this.smoothBlinking) {
                setTimeout(function () {
                    dom.addCssClass(this.element, "ace_smooth-blinking");
                }.bind(this));
            }

            var blink = function () {
                this.timeoutId = setTimeout(function () {
                    update(false);
                }, 0.6 * this.blinkInterval);
            }.bind(this);

            this.intervalId = setInterval(function () {
                update(true);
                blink();
            }, this.blinkInterval);

            blink();
        };

        this.getPixelPosition = function (position, onScreen) {
            if (!this.config || !this.session)
                return {left: 0, top: 0};

            if (!position)
                position = this.session.selection.getCursor();
            var pos = this.session.documentToScreenPosition(position);
            var cursorLeft = this.$padding + (this.session.$bidiHandler.isBidiRow(pos.row, position.row)
                ? this.session.$bidiHandler.getPosLeft(pos.column)
                : pos.column * this.config.characterWidth);

            var cursorTop = (pos.row - (onScreen ? this.config.firstRowScreen : 0)) *
                this.config.lineHeight;

            return {left: cursorLeft, top: cursorTop};
        };

        this.update = function (config) {
            this.config = config;

            var selections = this.session.$selectionMarkers;
            var i = 0, cursorIndex = 0;

            if (selections === undefined || selections.length === 0) {
                selections = [{cursor: null}];
            }

            for (var i = 0, n = selections.length; i < n; i++) {
                var pixelPos = this.getPixelPosition(selections[i].cursor, true);
                if ((pixelPos.top > config.height + config.offset ||
                    pixelPos.top < 0) && i > 1) {
                    continue;
                }

                var style = (this.cursors[cursorIndex++] || this.addCursor()).style;

                if (!this.drawCursor) {
                    style.left = pixelPos.left + "px";
                    style.top = pixelPos.top + "px";
                    style.width = config.characterWidth + "px";
                    style.height = config.lineHeight + "px";
                } else {
                    this.drawCursor(style, pixelPos, config, selections[i], this.session);
                }
            }
            while (this.cursors.length > cursorIndex)
                this.removeCursor();

            var overwrite = this.session.getOverwrite();
            this.$setOverwrite(overwrite);
            this.$pixelPos = pixelPos;
            this.restartTimer();
        };

        this.drawCursor = null;

        this.$setOverwrite = function (overwrite) {
            if (overwrite != this.overwrite) {
                this.overwrite = overwrite;
                if (overwrite)
                    dom.addCssClass(this.element, "ace_overwrite-cursors");
                else
                    dom.removeCssClass(this.element, "ace_overwrite-cursors");
            }
        };

        this.destroy = function () {
            clearInterval(this.intervalId);
            clearTimeout(this.timeoutId);
        };

    }).call(Cursor.prototype);

    exports.Cursor = Cursor;

});

define("ace/scrollbar", ["require", "exports", "module", "ace/lib/oop", "ace/lib/dom", "ace/lib/event", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var dom = require("./lib/dom");
    var event = require("./lib/event");
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var MAX_SCROLL_H = 0x8000;
    var ScrollBar = function (parent) {
        this.element = dom.createElement("div");
        this.element.className = "ace_scrollbar ace_scrollbar" + this.classSuffix;

        this.inner = dom.createElement("div");
        this.inner.className = "ace_scrollbar-inner";
        this.element.appendChild(this.inner);

        parent.appendChild(this.element);

        this.setVisible(false);
        this.skipEvent = false;

        event.addListener(this.element, "scroll", this.onScroll.bind(this));
        event.addListener(this.element, "mousedown", event.preventDefault);
    };

    (function () {
        oop.implement(this, EventEmitter);

        this.setVisible = function (isVisible) {
            this.element.style.display = isVisible ? "" : "none";
            this.isVisible = isVisible;
            this.coeff = 1;
        };
    }).call(ScrollBar.prototype);
    var VScrollBar = function (parent, renderer) {
        ScrollBar.call(this, parent);
        this.scrollTop = 0;
        this.scrollHeight = 0;
        renderer.$scrollbarWidth =
            this.width = dom.scrollbarWidth(parent.ownerDocument);
        this.inner.style.width =
            this.element.style.width = (this.width || 15) + 5 + "px";
        this.$minWidth = 0;
    };

    oop.inherits(VScrollBar, ScrollBar);

    (function () {

        this.classSuffix = '-v';
        this.onScroll = function () {
            if (!this.skipEvent) {
                this.scrollTop = this.element.scrollTop;
                if (this.coeff != 1) {
                    var h = this.element.clientHeight / this.scrollHeight;
                    this.scrollTop = this.scrollTop * (1 - h) / (this.coeff - h);
                }
                this._emit("scroll", {data: this.scrollTop});
            }
            this.skipEvent = false;
        };
        this.getWidth = function () {
            return Math.max(this.isVisible ? this.width : 0, this.$minWidth || 0);
        };
        this.setHeight = function (height) {
            this.element.style.height = height + "px";
        };
        this.setInnerHeight =
            this.setScrollHeight = function (height) {
                this.scrollHeight = height;
                if (height > MAX_SCROLL_H) {
                    this.coeff = MAX_SCROLL_H / height;
                    height = MAX_SCROLL_H;
                } else if (this.coeff != 1) {
                    this.coeff = 1;
                }
                this.inner.style.height = height + "px";
            };
        this.setScrollTop = function (scrollTop) {
            if (this.scrollTop != scrollTop) {
                this.skipEvent = true;
                this.scrollTop = scrollTop;
                this.element.scrollTop = scrollTop * this.coeff;
            }
        };

    }).call(VScrollBar.prototype);
    var HScrollBar = function (parent, renderer) {
        ScrollBar.call(this, parent);
        this.scrollLeft = 0;
        this.height = renderer.$scrollbarWidth;
        this.inner.style.height =
            this.element.style.height = (this.height || 15) + 5 + "px";
    };

    oop.inherits(HScrollBar, ScrollBar);

    (function () {

        this.classSuffix = '-h';
        this.onScroll = function () {
            if (!this.skipEvent) {
                this.scrollLeft = this.element.scrollLeft;
                this._emit("scroll", {data: this.scrollLeft});
            }
            this.skipEvent = false;
        };
        this.getHeight = function () {
            return this.isVisible ? this.height : 0;
        };
        this.setWidth = function (width) {
            this.element.style.width = width + "px";
        };
        this.setInnerWidth = function (width) {
            this.inner.style.width = width + "px";
        };
        this.setScrollWidth = function (width) {
            this.inner.style.width = width + "px";
        };
        this.setScrollLeft = function (scrollLeft) {
            if (this.scrollLeft != scrollLeft) {
                this.skipEvent = true;
                this.scrollLeft = this.element.scrollLeft = scrollLeft;
            }
        };

    }).call(HScrollBar.prototype);


    exports.ScrollBar = VScrollBar; // backward compatibility
    exports.ScrollBarV = VScrollBar; // backward compatibility
    exports.ScrollBarH = HScrollBar; // backward compatibility

    exports.VScrollBar = VScrollBar;
    exports.HScrollBar = HScrollBar;
});

define("ace/renderloop", ["require", "exports", "module", "ace/lib/event"], function (require, exports, module) {
    "use strict";

    var event = require("./lib/event");


    var RenderLoop = function (onRender, win) {
        this.onRender = onRender;
        this.pending = false;
        this.changes = 0;
        this.window = win || window;
    };

    (function () {


        this.schedule = function (change) {
            this.changes = this.changes | change;
            if (!this.pending && this.changes) {
                this.pending = true;
                var _self = this;
                event.nextFrame(function () {
                    _self.pending = false;
                    var changes;
                    while (changes = _self.changes) {
                        _self.changes = 0;
                        _self.onRender(changes);
                    }
                }, this.window);
            }
        };

    }).call(RenderLoop.prototype);

    exports.RenderLoop = RenderLoop;
});

define("ace/layer/font_metrics", ["require", "exports", "module", "ace/lib/oop", "ace/lib/dom", "ace/lib/lang", "ace/lib/useragent", "ace/lib/event_emitter"], function (require, exports, module) {

    var oop = require("../lib/oop");
    var dom = require("../lib/dom");
    var lang = require("../lib/lang");
    var useragent = require("../lib/useragent");
    var EventEmitter = require("../lib/event_emitter").EventEmitter;

    var CHAR_COUNT = 0;

    var FontMetrics = exports.FontMetrics = function (parentEl) {
        this.el = dom.createElement("div");
        this.$setMeasureNodeStyles(this.el.style, true);

        this.$main = dom.createElement("div");
        this.$setMeasureNodeStyles(this.$main.style);

        this.$measureNode = dom.createElement("div");
        this.$setMeasureNodeStyles(this.$measureNode.style);


        this.el.appendChild(this.$main);
        this.el.appendChild(this.$measureNode);
        parentEl.appendChild(this.el);

        if (!CHAR_COUNT)
            this.$testFractionalRect();
        this.$measureNode.innerHTML = lang.stringRepeat("X", CHAR_COUNT);

        this.$characterSize = {width: 0, height: 0};
        this.checkForSizeChanges();
    };

    (function () {

        oop.implement(this, EventEmitter);

        this.$characterSize = {width: 0, height: 0};

        this.$testFractionalRect = function () {
            var el = dom.createElement("div");
            this.$setMeasureNodeStyles(el.style);
            el.style.width = "0.2px";
            document.documentElement.appendChild(el);
            var w = el.getBoundingClientRect().width;
            if (w > 0 && w < 1)
                CHAR_COUNT = 50;
            else
                CHAR_COUNT = 100;
            el.parentNode.removeChild(el);
        };

        this.$setMeasureNodeStyles = function (style, isRoot) {
            style.width = style.height = "auto";
            style.left = style.top = "0px";
            style.visibility = "hidden";
            style.position = "absolute";
            style.whiteSpace = "pre";

            if (useragent.isIE < 8) {
                style["font-family"] = "inherit";
            } else {
                style.font = "inherit";
            }
            style.overflow = isRoot ? "hidden" : "visible";
        };

        this.checkForSizeChanges = function () {
            var size = this.$measureSizes();
            if (size && (this.$characterSize.width !== size.width || this.$characterSize.height !== size.height)) {
                this.$measureNode.style.fontWeight = "bold";
                var boldSize = this.$measureSizes();
                this.$measureNode.style.fontWeight = "";
                this.$characterSize = size;
                this.charSizes = Object.create(null);
                this.allowBoldFonts = boldSize && boldSize.width === size.width && boldSize.height === size.height;
                this._emit("changeCharacterSize", {data: size});
            }
        };

        this.$pollSizeChanges = function () {
            if (this.$pollSizeChangesTimer)
                return this.$pollSizeChangesTimer;
            var self = this;
            return this.$pollSizeChangesTimer = setInterval(function () {
                self.checkForSizeChanges();
            }, 500);
        };

        this.setPolling = function (val) {
            if (val) {
                this.$pollSizeChanges();
            } else if (this.$pollSizeChangesTimer) {
                clearInterval(this.$pollSizeChangesTimer);
                this.$pollSizeChangesTimer = 0;
            }
        };

        this.$measureSizes = function () {
            if (CHAR_COUNT === 50) {
                var rect = null;
                try {
                    rect = this.$measureNode.getBoundingClientRect();
                } catch (e) {
                    rect = {width: 0, height: 0};
                }
                var size = {
                    height: rect.height,
                    width: rect.width / CHAR_COUNT
                };
            } else {
                var size = {
                    height: this.$measureNode.clientHeight,
                    width: this.$measureNode.clientWidth / CHAR_COUNT
                };
            }
            if (size.width === 0 || size.height === 0)
                return null;
            return size;
        };

        this.$measureCharWidth = function (ch) {
            this.$main.innerHTML = lang.stringRepeat(ch, CHAR_COUNT);
            var rect = this.$main.getBoundingClientRect();
            return rect.width / CHAR_COUNT;
        };

        this.getCharacterWidth = function (ch) {
            var w = this.charSizes[ch];
            if (w === undefined) {
                w = this.charSizes[ch] = this.$measureCharWidth(ch) / this.$characterSize.width;
            }
            return w;
        };

        this.destroy = function () {
            clearInterval(this.$pollSizeChangesTimer);
            if (this.el && this.el.parentNode)
                this.el.parentNode.removeChild(this.el);
        };

    }).call(FontMetrics.prototype);

});

define("ace/virtual_renderer", ["require", "exports", "module", "ace/lib/oop", "ace/lib/dom", "ace/config", "ace/lib/useragent", "ace/layer/gutter", "ace/layer/marker", "ace/layer/text", "ace/layer/cursor", "ace/scrollbar", "ace/scrollbar", "ace/renderloop", "ace/layer/font_metrics", "ace/lib/event_emitter"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var dom = require("./lib/dom");
    var config = require("./config");
    var useragent = require("./lib/useragent");
    var GutterLayer = require("./layer/gutter").Gutter;
    var MarkerLayer = require("./layer/marker").Marker;
    var TextLayer = require("./layer/text").Text;
    var CursorLayer = require("./layer/cursor").Cursor;
    var HScrollBar = require("./scrollbar").HScrollBar;
    var VScrollBar = require("./scrollbar").VScrollBar;
    var RenderLoop = require("./renderloop").RenderLoop;
    var FontMetrics = require("./layer/font_metrics").FontMetrics;
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var editorCss = ".ace_editor {\
position: relative;\
overflow: hidden;\
font: 12px/normal 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;\
direction: ltr;\
text-align: left;\
-webkit-tap-highlight-color: rgba(0, 0, 0, 0);\
}\
.ace_scroller {\
position: absolute;\
overflow: hidden;\
top: 0;\
bottom: 0;\
background-color: inherit;\
-ms-user-select: none;\
-moz-user-select: none;\
-webkit-user-select: none;\
user-select: none;\
cursor: text;\
}\
.ace_content {\
position: absolute;\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
min-width: 100%;\
}\
.ace_dragging .ace_scroller:before{\
position: absolute;\
top: 0;\
left: 0;\
right: 0;\
bottom: 0;\
content: '';\
background: rgba(250, 250, 250, 0.01);\
z-index: 1000;\
}\
.ace_dragging.ace_dark .ace_scroller:before{\
background: rgba(0, 0, 0, 0.01);\
}\
.ace_selecting, .ace_selecting * {\
cursor: text !important;\
}\
.ace_gutter {\
position: absolute;\
overflow : hidden;\
width: auto;\
top: 0;\
bottom: 0;\
left: 0;\
cursor: default;\
z-index: 4;\
-ms-user-select: none;\
-moz-user-select: none;\
-webkit-user-select: none;\
user-select: none;\
}\
.ace_gutter-active-line {\
position: absolute;\
left: 0;\
right: 0;\
}\
.ace_scroller.ace_scroll-left {\
box-shadow: 17px 0 16px -16px rgba(0, 0, 0, 0.4) inset;\
}\
.ace_gutter-cell {\
padding-left: 19px;\
padding-right: 6px;\
background-repeat: no-repeat;\
}\
.ace_gutter-cell.ace_error {\
background-image: url(\"\");\
background-repeat: no-repeat;\
background-position: 2px center;\
}\
.ace_gutter-cell.ace_warning {\
background-image: url(\"\");\
background-position: 2px center;\
}\
.ace_gutter-cell.ace_info {\
background-image: url(\"\");\
background-position: 2px center;\
}\
.ace_dark .ace_gutter-cell.ace_info {\
background-image: url(\"\");\
}\
.ace_scrollbar {\
position: absolute;\
right: 0;\
bottom: 0;\
z-index: 6;\
}\
.ace_scrollbar-inner {\
position: absolute;\
cursor: text;\
left: 0;\
top: 0;\
}\
.ace_scrollbar-v{\
overflow-x: hidden;\
overflow-y: scroll;\
top: 0;\
}\
.ace_scrollbar-h {\
overflow-x: scroll;\
overflow-y: hidden;\
left: 0;\
}\
.ace_print-margin {\
position: absolute;\
height: 100%;\
}\
.ace_text-input {\
position: absolute;\
z-index: 0;\
width: 0.5em;\
height: 1em;\
opacity: 0;\
background: transparent;\
-moz-appearance: none;\
appearance: none;\
border: none;\
resize: none;\
outline: none;\
overflow: hidden;\
font: inherit;\
padding: 0 1px;\
margin: 0 -1px;\
text-indent: -1em;\
-ms-user-select: text;\
-moz-user-select: text;\
-webkit-user-select: text;\
user-select: text;\
white-space: pre!important;\
}\
.ace_text-input.ace_composition {\
background: inherit;\
color: inherit;\
z-index: 1000;\
opacity: 1;\
text-indent: 0;\
}\
.ace_layer {\
z-index: 1;\
position: absolute;\
overflow: hidden;\
word-wrap: normal;\
white-space: pre;\
height: 100%;\
width: 100%;\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
pointer-events: none;\
}\
.ace_gutter-layer {\
position: relative;\
width: auto;\
text-align: right;\
pointer-events: auto;\
}\
.ace_text-layer {\
font: inherit !important;\
}\
.ace_cjk {\
display: inline-block;\
text-align: center;\
}\
.ace_cursor-layer {\
z-index: 4;\
}\
.ace_cursor {\
z-index: 4;\
position: absolute;\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
border-left: 2px solid;\
transform: translatez(0);\
}\
.ace_multiselect .ace_cursor {\
border-left-width: 1px;\
}\
.ace_slim-cursors .ace_cursor {\
border-left-width: 1px;\
}\
.ace_overwrite-cursors .ace_cursor {\
border-left-width: 0;\
border-bottom: 1px solid;\
}\
.ace_hidden-cursors .ace_cursor {\
opacity: 0.2;\
}\
.ace_smooth-blinking .ace_cursor {\
-webkit-transition: opacity 0.18s;\
transition: opacity 0.18s;\
}\
.ace_marker-layer .ace_step, .ace_marker-layer .ace_stack {\
position: absolute;\
z-index: 3;\
}\
.ace_marker-layer .ace_selection {\
position: absolute;\
z-index: 5;\
}\
.ace_marker-layer .ace_bracket {\
position: absolute;\
z-index: 6;\
}\
.ace_marker-layer .ace_active-line {\
position: absolute;\
z-index: 2;\
}\
.ace_marker-layer .ace_selected-word {\
position: absolute;\
z-index: 4;\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
}\
.ace_line .ace_fold {\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
display: inline-block;\
height: 11px;\
margin-top: -2px;\
vertical-align: middle;\
background-image:\
url(\"\"),\
url(\"\");\
background-repeat: no-repeat, repeat-x;\
background-position: center center, top left;\
color: transparent;\
border: 1px solid black;\
border-radius: 2px;\
cursor: pointer;\
pointer-events: auto;\
}\
.ace_dark .ace_fold {\
}\
.ace_fold:hover{\
background-image:\
url(\"\"),\
url(\"\");\
}\
.ace_tooltip {\
background-color: #FFF;\
background-image: -webkit-linear-gradient(top, transparent, rgba(0, 0, 0, 0.1));\
background-image: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.1));\
border: 1px solid gray;\
border-radius: 1px;\
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);\
color: black;\
max-width: 100%;\
padding: 3px 4px;\
position: fixed;\
z-index: 999999;\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
cursor: default;\
white-space: pre;\
word-wrap: break-word;\
line-height: normal;\
font-style: normal;\
font-weight: normal;\
letter-spacing: normal;\
pointer-events: none;\
}\
.ace_folding-enabled > .ace_gutter-cell {\
padding-right: 13px;\
}\
.ace_fold-widget {\
-moz-box-sizing: border-box;\
-webkit-box-sizing: border-box;\
box-sizing: border-box;\
margin: 0 -12px 0 1px;\
display: none;\
width: 11px;\
vertical-align: top;\
background-image: url(\"\");\
background-repeat: no-repeat;\
background-position: center;\
border-radius: 3px;\
border: 1px solid transparent;\
cursor: pointer;\
}\
.ace_folding-enabled .ace_fold-widget {\
display: inline-block;   \
}\
.ace_fold-widget.ace_end {\
background-image: url(\"\");\
}\
.ace_fold-widget.ace_closed {\
background-image: url(\"\");\
}\
.ace_fold-widget:hover {\
border: 1px solid rgba(0, 0, 0, 0.3);\
background-color: rgba(255, 255, 255, 0.2);\
box-shadow: 0 1px 1px rgba(255, 255, 255, 0.7);\
}\
.ace_fold-widget:active {\
border: 1px solid rgba(0, 0, 0, 0.4);\
background-color: rgba(0, 0, 0, 0.05);\
box-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);\
}\
.ace_dark .ace_fold-widget {\
background-image: url(\"\");\
}\
.ace_dark .ace_fold-widget.ace_end {\
background-image: url(\"\");\
}\
.ace_dark .ace_fold-widget.ace_closed {\
background-image: url(\"\");\
}\
.ace_dark .ace_fold-widget:hover {\
box-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);\
background-color: rgba(255, 255, 255, 0.1);\
}\
.ace_dark .ace_fold-widget:active {\
box-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);\
}\
.ace_fold-widget.ace_invalid {\
background-color: #FFB4B4;\
border-color: #DE5555;\
}\
.ace_fade-fold-widgets .ace_fold-widget {\
-webkit-transition: opacity 0.4s ease 0.05s;\
transition: opacity 0.4s ease 0.05s;\
opacity: 0;\
}\
.ace_fade-fold-widgets:hover .ace_fold-widget {\
-webkit-transition: opacity 0.05s ease 0.05s;\
transition: opacity 0.05s ease 0.05s;\
opacity:1;\
}\
.ace_underline {\
text-decoration: underline;\
}\
.ace_bold {\
font-weight: bold;\
}\
.ace_nobold .ace_bold {\
font-weight: normal;\
}\
.ace_italic {\
font-style: italic;\
}\
.ace_error-marker {\
background-color: rgba(255, 0, 0,0.2);\
position: absolute;\
z-index: 9;\
}\
.ace_highlight-marker {\
background-color: rgba(255, 255, 0,0.2);\
position: absolute;\
z-index: 8;\
}\
.ace_br1 {border-top-left-radius    : 3px;}\
.ace_br2 {border-top-right-radius   : 3px;}\
.ace_br3 {border-top-left-radius    : 3px; border-top-right-radius:    3px;}\
.ace_br4 {border-bottom-right-radius: 3px;}\
.ace_br5 {border-top-left-radius    : 3px; border-bottom-right-radius: 3px;}\
.ace_br6 {border-top-right-radius   : 3px; border-bottom-right-radius: 3px;}\
.ace_br7 {border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-right-radius: 3px;}\
.ace_br8 {border-bottom-left-radius : 3px;}\
.ace_br9 {border-top-left-radius    : 3px; border-bottom-left-radius:  3px;}\
.ace_br10{border-top-right-radius   : 3px; border-bottom-left-radius:  3px;}\
.ace_br11{border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-left-radius:  3px;}\
.ace_br12{border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\
.ace_br13{border-top-left-radius    : 3px; border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\
.ace_br14{border-top-right-radius   : 3px; border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\
.ace_br15{border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-right-radius: 3px; border-bottom-left-radius: 3px;}\
.ace_text-input-ios {\
position: absolute !important;\
top: -100000px !important;\
left: -100000px !important;\
}\
";

    dom.importCssString(editorCss, "ace_editor.css");

    var VirtualRenderer = function (container, theme) {
        var _self = this;

        this.container = container || dom.createElement("div");
        this.$keepTextAreaAtCursor = !useragent.isOldIE;

        dom.addCssClass(this.container, "ace_editor");

        this.setTheme(theme);

        this.$gutter = dom.createElement("div");
        this.$gutter.className = "ace_gutter";
        this.container.appendChild(this.$gutter);
        this.$gutter.setAttribute("aria-hidden", true);

        this.scroller = dom.createElement("div");
        this.scroller.className = "ace_scroller";
        this.container.appendChild(this.scroller);

        this.content = dom.createElement("div");
        this.content.className = "ace_content";
        this.scroller.appendChild(this.content);

        this.$gutterLayer = new GutterLayer(this.$gutter);
        this.$gutterLayer.on("changeGutterWidth", this.onGutterResize.bind(this));

        this.$markerBack = new MarkerLayer(this.content);

        var textLayer = this.$textLayer = new TextLayer(this.content);
        this.canvas = textLayer.element;

        this.$markerFront = new MarkerLayer(this.content);

        this.$cursorLayer = new CursorLayer(this.content);
        this.$horizScroll = false;
        this.$vScroll = false;

        this.scrollBar =
            this.scrollBarV = new VScrollBar(this.container, this);
        this.scrollBarH = new HScrollBar(this.container, this);
        this.scrollBarV.addEventListener("scroll", function (e) {
            if (!_self.$scrollAnimation)
                _self.session.setScrollTop(e.data - _self.scrollMargin.top);
        });
        this.scrollBarH.addEventListener("scroll", function (e) {
            if (!_self.$scrollAnimation)
                _self.session.setScrollLeft(e.data - _self.scrollMargin.left);
        });

        this.scrollTop = 0;
        this.scrollLeft = 0;

        this.cursorPos = {
            row: 0,
            column: 0
        };

        this.$fontMetrics = new FontMetrics(this.container);
        this.$textLayer.$setFontMetrics(this.$fontMetrics);
        this.$textLayer.addEventListener("changeCharacterSize", function (e) {
            _self.updateCharacterSize();
            _self.onResize(true, _self.gutterWidth, _self.$size.width, _self.$size.height);
            _self._signal("changeCharacterSize", e);
        });

        this.$size = {
            width: 0,
            height: 0,
            scrollerHeight: 0,
            scrollerWidth: 0,
            $dirty: true
        };

        this.layerConfig = {
            width: 1,
            padding: 0,
            firstRow: 0,
            firstRowScreen: 0,
            lastRow: 0,
            lineHeight: 0,
            characterWidth: 0,
            minHeight: 1,
            maxHeight: 1,
            offset: 0,
            height: 1,
            gutterOffset: 1
        };

        this.scrollMargin = {
            left: 0,
            right: 0,
            top: 0,
            bottom: 0,
            v: 0,
            h: 0
        };

        this.$loop = new RenderLoop(
            this.$renderChanges.bind(this),
            this.container.ownerDocument.defaultView
        );
        this.$loop.schedule(this.CHANGE_FULL);

        this.updateCharacterSize();
        this.setPadding(4);
        config.resetOptions(this);
        config._emit("renderer", this);
    };

    (function () {

        this.CHANGE_CURSOR = 1;
        this.CHANGE_MARKER = 2;
        this.CHANGE_GUTTER = 4;
        this.CHANGE_SCROLL = 8;
        this.CHANGE_LINES = 16;
        this.CHANGE_TEXT = 32;
        this.CHANGE_SIZE = 64;
        this.CHANGE_MARKER_BACK = 128;
        this.CHANGE_MARKER_FRONT = 256;
        this.CHANGE_FULL = 512;
        this.CHANGE_H_SCROLL = 1024;

        oop.implement(this, EventEmitter);

        this.updateCharacterSize = function () {
            if (this.$textLayer.allowBoldFonts != this.$allowBoldFonts) {
                this.$allowBoldFonts = this.$textLayer.allowBoldFonts;
                this.setStyle("ace_nobold", !this.$allowBoldFonts);
            }

            this.layerConfig.characterWidth =
                this.characterWidth = this.$textLayer.getCharacterWidth();
            this.layerConfig.lineHeight =
                this.lineHeight = this.$textLayer.getLineHeight();
            this.$updatePrintMargin();
        };
        this.setSession = function (session) {
            if (this.session)
                this.session.doc.off("changeNewLineMode", this.onChangeNewLineMode);

            this.session = session;
            if (session && this.scrollMargin.top && session.getScrollTop() <= 0)
                session.setScrollTop(-this.scrollMargin.top);

            this.$cursorLayer.setSession(session);
            this.$markerBack.setSession(session);
            this.$markerFront.setSession(session);
            this.$gutterLayer.setSession(session);
            this.$textLayer.setSession(session);
            if (!session)
                return;

            this.$loop.schedule(this.CHANGE_FULL);
            this.session.$setFontMetrics(this.$fontMetrics);
            this.scrollBarH.scrollLeft = this.scrollBarV.scrollTop = null;

            this.onChangeNewLineMode = this.onChangeNewLineMode.bind(this);
            this.onChangeNewLineMode();
            this.session.doc.on("changeNewLineMode", this.onChangeNewLineMode);
        };
        this.updateLines = function (firstRow, lastRow, force) {
            if (lastRow === undefined)
                lastRow = Infinity;

            if (!this.$changedLines) {
                this.$changedLines = {
                    firstRow: firstRow,
                    lastRow: lastRow
                };
            } else {
                if (this.$changedLines.firstRow > firstRow)
                    this.$changedLines.firstRow = firstRow;

                if (this.$changedLines.lastRow < lastRow)
                    this.$changedLines.lastRow = lastRow;
            }
            if (this.$changedLines.lastRow < this.layerConfig.firstRow) {
                if (force)
                    this.$changedLines.lastRow = this.layerConfig.lastRow;
                else
                    return;
            }
            if (this.$changedLines.firstRow > this.layerConfig.lastRow)
                return;
            this.$loop.schedule(this.CHANGE_LINES);
        };

        this.onChangeNewLineMode = function () {
            this.$loop.schedule(this.CHANGE_TEXT);
            this.$textLayer.$updateEolChar();
            this.session.$bidiHandler.setEolChar(this.$textLayer.EOL_CHAR);
        };

        this.onChangeTabSize = function () {
            this.$loop.schedule(this.CHANGE_TEXT | this.CHANGE_MARKER);
            this.$textLayer.onChangeTabSize();
        };
        this.updateText = function () {
            this.$loop.schedule(this.CHANGE_TEXT);
        };
        this.updateFull = function (force) {
            if (force)
                this.$renderChanges(this.CHANGE_FULL, true);
            else
                this.$loop.schedule(this.CHANGE_FULL);
        };
        this.updateFontSize = function () {
            this.$textLayer.checkForSizeChanges();
        };

        this.$changes = 0;
        this.$updateSizeAsync = function () {
            if (this.$loop.pending)
                this.$size.$dirty = true;
            else
                this.onResize();
        };
        this.onResize = function (force, gutterWidth, width, height) {
            if (this.resizing > 2)
                return;
            else if (this.resizing > 0)
                this.resizing++;
            else
                this.resizing = force ? 1 : 0;
            var el = this.container;
            if (!height)
                height = el.clientHeight || el.scrollHeight;
            if (!width)
                width = el.clientWidth || el.scrollWidth;
            var changes = this.$updateCachedSize(force, gutterWidth, width, height);


            if (!this.$size.scrollerHeight || (!width && !height))
                return this.resizing = 0;

            if (force)
                this.$gutterLayer.$padding = null;

            if (force)
                this.$renderChanges(changes | this.$changes, true);
            else
                this.$loop.schedule(changes | this.$changes);

            if (this.resizing)
                this.resizing = 0;
            this.scrollBarV.scrollLeft = this.scrollBarV.scrollTop = null;
        };

        this.$updateCachedSize = function (force, gutterWidth, width, height) {
            height -= (this.$extraHeight || 0);
            var changes = 0;
            var size = this.$size;
            var oldSize = {
                width: size.width,
                height: size.height,
                scrollerHeight: size.scrollerHeight,
                scrollerWidth: size.scrollerWidth
            };
            if (height && (force || size.height != height)) {
                size.height = height;
                changes |= this.CHANGE_SIZE;

                size.scrollerHeight = size.height;
                if (this.$horizScroll)
                    size.scrollerHeight -= this.scrollBarH.getHeight();
                this.scrollBarV.element.style.bottom = this.scrollBarH.getHeight() + "px";

                changes = changes | this.CHANGE_SCROLL;
            }

            if (width && (force || size.width != width)) {
                changes |= this.CHANGE_SIZE;
                size.width = width;

                if (gutterWidth == null)
                    gutterWidth = this.$showGutter ? this.$gutter.offsetWidth : 0;

                this.gutterWidth = gutterWidth;

                this.scrollBarH.element.style.left =
                    this.scroller.style.left = gutterWidth + "px";
                size.scrollerWidth = Math.max(0, width - gutterWidth - this.scrollBarV.getWidth());

                this.scrollBarH.element.style.right =
                    this.scroller.style.right = this.scrollBarV.getWidth() + "px";
                this.scroller.style.bottom = this.scrollBarH.getHeight() + "px";

                if (this.session && this.session.getUseWrapMode() && this.adjustWrapLimit() || force)
                    changes |= this.CHANGE_FULL;
            }

            size.$dirty = !width || !height;

            if (changes)
                this._signal("resize", oldSize);

            return changes;
        };

        this.onGutterResize = function () {
            var gutterWidth = this.$showGutter ? this.$gutter.offsetWidth : 0;
            if (gutterWidth != this.gutterWidth)
                this.$changes |= this.$updateCachedSize(true, gutterWidth, this.$size.width, this.$size.height);

            if (this.session.getUseWrapMode() && this.adjustWrapLimit()) {
                this.$loop.schedule(this.CHANGE_FULL);
            } else if (this.$size.$dirty) {
                this.$loop.schedule(this.CHANGE_FULL);
            } else {
                this.$computeLayerConfig();
                this.$loop.schedule(this.CHANGE_MARKER);
            }
        };
        this.adjustWrapLimit = function () {
            var availableWidth = this.$size.scrollerWidth - this.$padding * 2;
            var limit = Math.floor(availableWidth / this.characterWidth);
            return this.session.adjustWrapLimit(limit, this.$showPrintMargin && this.$printMarginColumn);
        };
        this.setAnimatedScroll = function (shouldAnimate) {
            this.setOption("animatedScroll", shouldAnimate);
        };
        this.getAnimatedScroll = function () {
            return this.$animatedScroll;
        };
        this.setShowInvisibles = function (showInvisibles) {
            this.setOption("showInvisibles", showInvisibles);
            this.session.$bidiHandler.setShowInvisibles(showInvisibles);
        };
        this.getShowInvisibles = function () {
            return this.getOption("showInvisibles");
        };
        this.getDisplayIndentGuides = function () {
            return this.getOption("displayIndentGuides");
        };

        this.setDisplayIndentGuides = function (display) {
            this.setOption("displayIndentGuides", display);
        };
        this.setShowPrintMargin = function (showPrintMargin) {
            this.setOption("showPrintMargin", showPrintMargin);
        };
        this.getShowPrintMargin = function () {
            return this.getOption("showPrintMargin");
        };
        this.setPrintMarginColumn = function (showPrintMargin) {
            this.setOption("printMarginColumn", showPrintMargin);
        };
        this.getPrintMarginColumn = function () {
            return this.getOption("printMarginColumn");
        };
        this.getShowGutter = function () {
            return this.getOption("showGutter");
        };
        this.setShowGutter = function (show) {
            return this.setOption("showGutter", show);
        };

        this.getFadeFoldWidgets = function () {
            return this.getOption("fadeFoldWidgets");
        };

        this.setFadeFoldWidgets = function (show) {
            this.setOption("fadeFoldWidgets", show);
        };

        this.setHighlightGutterLine = function (shouldHighlight) {
            this.setOption("highlightGutterLine", shouldHighlight);
        };

        this.getHighlightGutterLine = function () {
            return this.getOption("highlightGutterLine");
        };

        this.$updateGutterLineHighlight = function () {
            var pos = this.$cursorLayer.$pixelPos;
            var height = this.layerConfig.lineHeight;
            if (this.session.getUseWrapMode()) {
                var cursor = this.session.selection.getCursor();
                cursor.column = 0;
                pos = this.$cursorLayer.getPixelPosition(cursor, true);
                height *= this.session.getRowLength(cursor.row);
            }
            this.$gutterLineHighlight.style.top = pos.top - this.layerConfig.offset + "px";
            this.$gutterLineHighlight.style.height = height + "px";
        };

        this.$updatePrintMargin = function () {
            if (!this.$showPrintMargin && !this.$printMarginEl)
                return;

            if (!this.$printMarginEl) {
                var containerEl = dom.createElement("div");
                containerEl.className = "ace_layer ace_print-margin-layer";
                this.$printMarginEl = dom.createElement("div");
                this.$printMarginEl.className = "ace_print-margin";
                containerEl.appendChild(this.$printMarginEl);
                this.content.insertBefore(containerEl, this.content.firstChild);
            }

            var style = this.$printMarginEl.style;
            style.left = ((this.characterWidth * this.$printMarginColumn) + this.$padding) + "px";
            style.visibility = this.$showPrintMargin ? "visible" : "hidden";

            if (this.session && this.session.$wrap == -1)
                this.adjustWrapLimit();
        };
        this.getContainerElement = function () {
            return this.container;
        };
        this.getMouseEventTarget = function () {
            return this.scroller;
        };
        this.getTextAreaContainer = function () {
            return this.container;
        };
        this.$moveTextAreaToCursor = function () {
            if (!this.$keepTextAreaAtCursor)
                return;
            var config = this.layerConfig;
            var posTop = this.$cursorLayer.$pixelPos.top;
            var posLeft = this.$cursorLayer.$pixelPos.left;
            posTop -= config.offset;

            var style = this.textarea.style;
            var h = this.lineHeight;
            if (posTop < 0 || posTop > config.height - h) {
                style.top = style.left = "0";
                return;
            }

            var w = this.characterWidth;
            if (this.$composition) {
                var val = this.textarea.value.replace(/^\x01+/, "");
                w *= (this.session.$getStringScreenWidth(val)[0] + 2);
                h += 2;
            }
            posLeft -= this.scrollLeft;
            if (posLeft > this.$size.scrollerWidth - w)
                posLeft = this.$size.scrollerWidth - w;

            posLeft += this.gutterWidth;
            style.height = h + "px";
            style.width = w + "px";
            style.left = Math.min(posLeft, this.$size.scrollerWidth - w) + "px";
            style.top = Math.min(posTop, this.$size.height - h) + "px";
        };
        this.getFirstVisibleRow = function () {
            return this.layerConfig.firstRow;
        };
        this.getFirstFullyVisibleRow = function () {
            return this.layerConfig.firstRow + (this.layerConfig.offset === 0 ? 0 : 1);
        };
        this.getLastFullyVisibleRow = function () {
            var config = this.layerConfig;
            var lastRow = config.lastRow;
            var top = this.session.documentToScreenRow(lastRow, 0) * config.lineHeight;
            if (top - this.session.getScrollTop() > config.height - config.lineHeight)
                return lastRow - 1;
            return lastRow;
        };
        this.getLastVisibleRow = function () {
            return this.layerConfig.lastRow;
        };

        this.$padding = null;
        this.setPadding = function (padding) {
            this.$padding = padding;
            this.$textLayer.setPadding(padding);
            this.$cursorLayer.setPadding(padding);
            this.$markerFront.setPadding(padding);
            this.$markerBack.setPadding(padding);
            this.$loop.schedule(this.CHANGE_FULL);
            this.$updatePrintMargin();
        };

        this.setScrollMargin = function (top, bottom, left, right) {
            var sm = this.scrollMargin;
            sm.top = top | 0;
            sm.bottom = bottom | 0;
            sm.right = right | 0;
            sm.left = left | 0;
            sm.v = sm.top + sm.bottom;
            sm.h = sm.left + sm.right;
            if (sm.top && this.scrollTop <= 0 && this.session)
                this.session.setScrollTop(-sm.top);
            this.updateFull();
        };
        this.getHScrollBarAlwaysVisible = function () {
            return this.$hScrollBarAlwaysVisible;
        };
        this.setHScrollBarAlwaysVisible = function (alwaysVisible) {
            this.setOption("hScrollBarAlwaysVisible", alwaysVisible);
        };
        this.getVScrollBarAlwaysVisible = function () {
            return this.$vScrollBarAlwaysVisible;
        };
        this.setVScrollBarAlwaysVisible = function (alwaysVisible) {
            this.setOption("vScrollBarAlwaysVisible", alwaysVisible);
        };

        this.$updateScrollBarV = function () {
            var scrollHeight = this.layerConfig.maxHeight;
            var scrollerHeight = this.$size.scrollerHeight;
            if (!this.$maxLines && this.$scrollPastEnd) {
                scrollHeight -= (scrollerHeight - this.lineHeight) * this.$scrollPastEnd;
                if (this.scrollTop > scrollHeight - scrollerHeight) {
                    scrollHeight = this.scrollTop + scrollerHeight;
                    this.scrollBarV.scrollTop = null;
                }
            }
            this.scrollBarV.setScrollHeight(scrollHeight + this.scrollMargin.v);
            this.scrollBarV.setScrollTop(this.scrollTop + this.scrollMargin.top);
        };
        this.$updateScrollBarH = function () {
            this.scrollBarH.setScrollWidth(this.layerConfig.width + 2 * this.$padding + this.scrollMargin.h);
            this.scrollBarH.setScrollLeft(this.scrollLeft + this.scrollMargin.left);
        };

        this.$frozen = false;
        this.freeze = function () {
            this.$frozen = true;
        };

        this.unfreeze = function () {
            this.$frozen = false;
        };

        this.$renderChanges = function (changes, force) {
            if (this.$changes) {
                changes |= this.$changes;
                this.$changes = 0;
            }
            if ((!this.session || !this.container.offsetWidth || this.$frozen) || (!changes && !force)) {
                this.$changes |= changes;
                return;
            }
            if (this.$size.$dirty) {
                this.$changes |= changes;
                return this.onResize(true);
            }
            if (!this.lineHeight) {
                this.$textLayer.checkForSizeChanges();
            }

            this._signal("beforeRender");

            if (this.session && this.session.$bidiHandler)
                this.session.$bidiHandler.updateCharacterWidths(this.$fontMetrics);

            var config = this.layerConfig;
            if (changes & this.CHANGE_FULL ||
                changes & this.CHANGE_SIZE ||
                changes & this.CHANGE_TEXT ||
                changes & this.CHANGE_LINES ||
                changes & this.CHANGE_SCROLL ||
                changes & this.CHANGE_H_SCROLL
            ) {
                changes |= this.$computeLayerConfig();
                if (config.firstRow != this.layerConfig.firstRow && config.firstRowScreen == this.layerConfig.firstRowScreen) {
                    var st = this.scrollTop + (config.firstRow - this.layerConfig.firstRow) * this.lineHeight;
                    if (st > 0) {
                        this.scrollTop = st;
                        changes = changes | this.CHANGE_SCROLL;
                        changes |= this.$computeLayerConfig();
                    }
                }
                config = this.layerConfig;
                this.$updateScrollBarV();
                if (changes & this.CHANGE_H_SCROLL)
                    this.$updateScrollBarH();
                this.$gutterLayer.element.style.marginTop = (-config.offset) + "px";
                this.content.style.marginTop = (-config.offset) + "px";
                this.content.style.width = config.width + 2 * this.$padding + "px";
                this.content.style.height = config.minHeight + "px";
            }
            if (changes & this.CHANGE_H_SCROLL) {
                this.content.style.marginLeft = -this.scrollLeft + "px";
                this.scroller.className = this.scrollLeft <= 0 ? "ace_scroller" : "ace_scroller ace_scroll-left";
            }
            if (changes & this.CHANGE_FULL) {
                this.$textLayer.update(config);
                if (this.$showGutter)
                    this.$gutterLayer.update(config);
                this.$markerBack.update(config);
                this.$markerFront.update(config);
                this.$cursorLayer.update(config);
                this.$moveTextAreaToCursor();
                this.$highlightGutterLine && this.$updateGutterLineHighlight();
                this._signal("afterRender");
                return;
            }
            if (changes & this.CHANGE_SCROLL) {
                if (changes & this.CHANGE_TEXT || changes & this.CHANGE_LINES)
                    this.$textLayer.update(config);
                else
                    this.$textLayer.scrollLines(config);

                if (this.$showGutter)
                    this.$gutterLayer.update(config);
                this.$markerBack.update(config);
                this.$markerFront.update(config);
                this.$cursorLayer.update(config);
                this.$highlightGutterLine && this.$updateGutterLineHighlight();
                this.$moveTextAreaToCursor();
                this._signal("afterRender");
                return;
            }

            if (changes & this.CHANGE_TEXT) {
                this.$textLayer.update(config);
                if (this.$showGutter)
                    this.$gutterLayer.update(config);
            } else if (changes & this.CHANGE_LINES) {
                if (this.$updateLines() || (changes & this.CHANGE_GUTTER) && this.$showGutter)
                    this.$gutterLayer.update(config);
            } else if (changes & this.CHANGE_TEXT || changes & this.CHANGE_GUTTER) {
                if (this.$showGutter)
                    this.$gutterLayer.update(config);
            }

            if (changes & this.CHANGE_CURSOR) {
                this.$cursorLayer.update(config);
                this.$moveTextAreaToCursor();
                this.$highlightGutterLine && this.$updateGutterLineHighlight();
            }

            if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_FRONT)) {
                this.$markerFront.update(config);
            }

            if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_BACK)) {
                this.$markerBack.update(config);
            }

            this._signal("afterRender");
        };


        this.$autosize = function () {
            var height = this.session.getScreenLength() * this.lineHeight;
            var maxHeight = this.$maxLines * this.lineHeight;
            var desiredHeight = Math.min(maxHeight,
                Math.max((this.$minLines || 1) * this.lineHeight, height)
            ) + this.scrollMargin.v + (this.$extraHeight || 0);
            if (this.$horizScroll)
                desiredHeight += this.scrollBarH.getHeight();
            if (this.$maxPixelHeight && desiredHeight > this.$maxPixelHeight)
                desiredHeight = this.$maxPixelHeight;
            var vScroll = height > maxHeight;

            if (desiredHeight != this.desiredHeight ||
                this.$size.height != this.desiredHeight || vScroll != this.$vScroll) {
                if (vScroll != this.$vScroll) {
                    this.$vScroll = vScroll;
                    this.scrollBarV.setVisible(vScroll);
                }

                var w = this.container.clientWidth;
                this.container.style.height = desiredHeight + "px";
                this.$updateCachedSize(true, this.$gutterWidth, w, desiredHeight);
                this.desiredHeight = desiredHeight;

                this._signal("autosize");
            }
        };

        this.$computeLayerConfig = function () {
            var session = this.session;
            var size = this.$size;

            var hideScrollbars = size.height <= 2 * this.lineHeight;
            var screenLines = this.session.getScreenLength();
            var maxHeight = screenLines * this.lineHeight;

            var longestLine = this.$getLongestLine();

            var horizScroll = !hideScrollbars && (this.$hScrollBarAlwaysVisible ||
                size.scrollerWidth - longestLine - 2 * this.$padding < 0);

            var hScrollChanged = this.$horizScroll !== horizScroll;
            if (hScrollChanged) {
                this.$horizScroll = horizScroll;
                this.scrollBarH.setVisible(horizScroll);
            }
            var vScrollBefore = this.$vScroll; // autosize can change vscroll value in which case we need to update longestLine
            if (this.$maxLines && this.lineHeight > 1)
                this.$autosize();

            var offset = this.scrollTop % this.lineHeight;
            var minHeight = size.scrollerHeight + this.lineHeight;

            var scrollPastEnd = !this.$maxLines && this.$scrollPastEnd
                ? (size.scrollerHeight - this.lineHeight) * this.$scrollPastEnd
                : 0;
            maxHeight += scrollPastEnd;

            var sm = this.scrollMargin;
            this.session.setScrollTop(Math.max(-sm.top,
                Math.min(this.scrollTop, maxHeight - size.scrollerHeight + sm.bottom)));

            this.session.setScrollLeft(Math.max(-sm.left, Math.min(this.scrollLeft,
                longestLine + 2 * this.$padding - size.scrollerWidth + sm.right)));

            var vScroll = !hideScrollbars && (this.$vScrollBarAlwaysVisible ||
                size.scrollerHeight - maxHeight + scrollPastEnd < 0 || this.scrollTop > sm.top);
            var vScrollChanged = vScrollBefore !== vScroll;
            if (vScrollChanged) {
                this.$vScroll = vScroll;
                this.scrollBarV.setVisible(vScroll);
            }

            var lineCount = Math.ceil(minHeight / this.lineHeight) - 1;
            var firstRow = Math.max(0, Math.round((this.scrollTop - offset) / this.lineHeight));
            var lastRow = firstRow + lineCount;
            var firstRowScreen, firstRowHeight;
            var lineHeight = this.lineHeight;
            firstRow = session.screenToDocumentRow(firstRow, 0);
            var foldLine = session.getFoldLine(firstRow);
            if (foldLine) {
                firstRow = foldLine.start.row;
            }

            firstRowScreen = session.documentToScreenRow(firstRow, 0);
            firstRowHeight = session.getRowLength(firstRow) * lineHeight;

            lastRow = Math.min(session.screenToDocumentRow(lastRow, 0), session.getLength() - 1);
            minHeight = size.scrollerHeight + session.getRowLength(lastRow) * lineHeight +
                firstRowHeight;

            offset = this.scrollTop - firstRowScreen * lineHeight;

            var changes = 0;
            if (this.layerConfig.width != longestLine)
                changes = this.CHANGE_H_SCROLL;
            if (hScrollChanged || vScrollChanged) {
                changes = this.$updateCachedSize(true, this.gutterWidth, size.width, size.height);
                this._signal("scrollbarVisibilityChanged");
                if (vScrollChanged)
                    longestLine = this.$getLongestLine();
            }

            this.layerConfig = {
                width: longestLine,
                padding: this.$padding,
                firstRow: firstRow,
                firstRowScreen: firstRowScreen,
                lastRow: lastRow,
                lineHeight: lineHeight,
                characterWidth: this.characterWidth,
                minHeight: minHeight,
                maxHeight: maxHeight,
                offset: offset,
                gutterOffset: lineHeight ? Math.max(0, Math.ceil((offset + size.height - size.scrollerHeight) / lineHeight)) : 0,
                height: this.$size.scrollerHeight
            };

            return changes;
        };

        this.$updateLines = function () {
            if (!this.$changedLines) return;
            var firstRow = this.$changedLines.firstRow;
            var lastRow = this.$changedLines.lastRow;
            this.$changedLines = null;

            var layerConfig = this.layerConfig;

            if (firstRow > layerConfig.lastRow + 1) {
                return;
            }
            if (lastRow < layerConfig.firstRow) {
                return;
            }
            if (lastRow === Infinity) {
                if (this.$showGutter)
                    this.$gutterLayer.update(layerConfig);
                this.$textLayer.update(layerConfig);
                return;
            }
            this.$textLayer.updateLines(layerConfig, firstRow, lastRow);
            return true;
        };

        this.$getLongestLine = function () {
            var charCount = this.session.getScreenWidth();
            if (this.showInvisibles && !this.session.$useWrapMode)
                charCount += 1;

            return Math.max(this.$size.scrollerWidth - 2 * this.$padding, Math.round(charCount * this.characterWidth));
        };
        this.updateFrontMarkers = function () {
            this.$markerFront.setMarkers(this.session.getMarkers(true));
            this.$loop.schedule(this.CHANGE_MARKER_FRONT);
        };
        this.updateBackMarkers = function () {
            this.$markerBack.setMarkers(this.session.getMarkers());
            this.$loop.schedule(this.CHANGE_MARKER_BACK);
        };
        this.addGutterDecoration = function (row, className) {
            this.$gutterLayer.addGutterDecoration(row, className);
        };
        this.removeGutterDecoration = function (row, className) {
            this.$gutterLayer.removeGutterDecoration(row, className);
        };
        this.updateBreakpoints = function (rows) {
            this.$loop.schedule(this.CHANGE_GUTTER);
        };
        this.setAnnotations = function (annotations) {
            this.$gutterLayer.setAnnotations(annotations);
            this.$loop.schedule(this.CHANGE_GUTTER);
        };
        this.updateCursor = function () {
            this.$loop.schedule(this.CHANGE_CURSOR);
        };
        this.hideCursor = function () {
            this.$cursorLayer.hideCursor();
        };
        this.showCursor = function () {
            this.$cursorLayer.showCursor();
        };

        this.scrollSelectionIntoView = function (anchor, lead, offset) {
            this.scrollCursorIntoView(anchor, offset);
            this.scrollCursorIntoView(lead, offset);
        };
        this.scrollCursorIntoView = function (cursor, offset, $viewMargin) {
            if (this.$size.scrollerHeight === 0)
                return;

            var pos = this.$cursorLayer.getPixelPosition(cursor);

            var left = pos.left;
            var top = pos.top;

            var topMargin = $viewMargin && $viewMargin.top || 0;
            var bottomMargin = $viewMargin && $viewMargin.bottom || 0;

            var scrollTop = this.$scrollAnimation ? this.session.getScrollTop() : this.scrollTop;

            if (scrollTop + topMargin > top) {
                if (offset && scrollTop + topMargin > top + this.lineHeight)
                    top -= offset * this.$size.scrollerHeight;
                if (top === 0)
                    top = -this.scrollMargin.top;
                this.session.setScrollTop(top);
            } else if (scrollTop + this.$size.scrollerHeight - bottomMargin < top + this.lineHeight) {
                if (offset && scrollTop + this.$size.scrollerHeight - bottomMargin < top - this.lineHeight)
                    top += offset * this.$size.scrollerHeight;
                this.session.setScrollTop(top + this.lineHeight - this.$size.scrollerHeight);
            }

            var scrollLeft = this.scrollLeft;

            if (scrollLeft > left) {
                if (left < this.$padding + 2 * this.layerConfig.characterWidth)
                    left = -this.scrollMargin.left;
                this.session.setScrollLeft(left);
            } else if (scrollLeft + this.$size.scrollerWidth < left + this.characterWidth) {
                this.session.setScrollLeft(Math.round(left + this.characterWidth - this.$size.scrollerWidth));
            } else if (scrollLeft <= this.$padding && left - scrollLeft < this.characterWidth) {
                this.session.setScrollLeft(0);
            }
        };
        this.getScrollTop = function () {
            return this.session.getScrollTop();
        };
        this.getScrollLeft = function () {
            return this.session.getScrollLeft();
        };
        this.getScrollTopRow = function () {
            return this.scrollTop / this.lineHeight;
        };
        this.getScrollBottomRow = function () {
            return Math.max(0, Math.floor((this.scrollTop + this.$size.scrollerHeight) / this.lineHeight) - 1);
        };
        this.scrollToRow = function (row) {
            this.session.setScrollTop(row * this.lineHeight);
        };

        this.alignCursor = function (cursor, alignment) {
            if (typeof cursor == "number")
                cursor = {row: cursor, column: 0};

            var pos = this.$cursorLayer.getPixelPosition(cursor);
            var h = this.$size.scrollerHeight - this.lineHeight;
            var offset = pos.top - h * (alignment || 0);

            this.session.setScrollTop(offset);
            return offset;
        };

        this.STEPS = 8;
        this.$calcSteps = function (fromValue, toValue) {
            var i = 0;
            var l = this.STEPS;
            var steps = [];

            var func = function (t, x_min, dx) {
                return dx * (Math.pow(t - 1, 3) + 1) + x_min;
            };

            for (i = 0; i < l; ++i)
                steps.push(func(i / this.STEPS, fromValue, toValue - fromValue));

            return steps;
        };
        this.scrollToLine = function (line, center, animate, callback) {
            var pos = this.$cursorLayer.getPixelPosition({row: line, column: 0});
            var offset = pos.top;
            if (center)
                offset -= this.$size.scrollerHeight / 2;

            var initialScroll = this.scrollTop;
            this.session.setScrollTop(offset);
            if (animate !== false)
                this.animateScrolling(initialScroll, callback);
        };

        this.animateScrolling = function (fromValue, callback) {
            var toValue = this.scrollTop;
            if (!this.$animatedScroll)
                return;
            var _self = this;

            if (fromValue == toValue)
                return;

            if (this.$scrollAnimation) {
                var oldSteps = this.$scrollAnimation.steps;
                if (oldSteps.length) {
                    fromValue = oldSteps[0];
                    if (fromValue == toValue)
                        return;
                }
            }

            var steps = _self.$calcSteps(fromValue, toValue);
            this.$scrollAnimation = {from: fromValue, to: toValue, steps: steps};

            clearInterval(this.$timer);

            _self.session.setScrollTop(steps.shift());
            _self.session.$scrollTop = toValue;
            this.$timer = setInterval(function () {
                if (steps.length) {
                    _self.session.setScrollTop(steps.shift());
                    _self.session.$scrollTop = toValue;
                } else if (toValue != null) {
                    _self.session.$scrollTop = -1;
                    _self.session.setScrollTop(toValue);
                    toValue = null;
                } else {
                    _self.$timer = clearInterval(_self.$timer);
                    _self.$scrollAnimation = null;
                    callback && callback();
                }
            }, 10);
        };
        this.scrollToY = function (scrollTop) {
            if (this.scrollTop !== scrollTop) {
                this.$loop.schedule(this.CHANGE_SCROLL);
                this.scrollTop = scrollTop;
            }
        };
        this.scrollToX = function (scrollLeft) {
            if (this.scrollLeft !== scrollLeft)
                this.scrollLeft = scrollLeft;
            this.$loop.schedule(this.CHANGE_H_SCROLL);
        };
        this.scrollTo = function (x, y) {
            this.session.setScrollTop(y);
            this.session.setScrollLeft(y);
        };
        this.scrollBy = function (deltaX, deltaY) {
            deltaY && this.session.setScrollTop(this.session.getScrollTop() + deltaY);
            deltaX && this.session.setScrollLeft(this.session.getScrollLeft() + deltaX);
        };
        this.isScrollableBy = function (deltaX, deltaY) {
            if (deltaY < 0 && this.session.getScrollTop() >= 1 - this.scrollMargin.top)
                return true;
            if (deltaY > 0 && this.session.getScrollTop() + this.$size.scrollerHeight
                - this.layerConfig.maxHeight < -1 + this.scrollMargin.bottom)
                return true;
            if (deltaX < 0 && this.session.getScrollLeft() >= 1 - this.scrollMargin.left)
                return true;
            if (deltaX > 0 && this.session.getScrollLeft() + this.$size.scrollerWidth
                - this.layerConfig.width < -1 + this.scrollMargin.right)
                return true;
        };

        this.pixelToScreenCoordinates = function (x, y) {
            var canvasPos = this.scroller.getBoundingClientRect();

            var offsetX = x + this.scrollLeft - canvasPos.left - this.$padding;
            var offset = offsetX / this.characterWidth;
            var row = Math.floor((y + this.scrollTop - canvasPos.top) / this.lineHeight);
            var col = Math.round(offset);

            return {row: row, column: col, side: offset - col > 0 ? 1 : -1, offsetX: offsetX};
        };

        this.screenToTextCoordinates = function (x, y) {
            var canvasPos = this.scroller.getBoundingClientRect();
            var offsetX = x + this.scrollLeft - canvasPos.left - this.$padding;

            var col = Math.round(offsetX / this.characterWidth);

            var row = (y + this.scrollTop - canvasPos.top) / this.lineHeight;

            return this.session.screenToDocumentPosition(row, Math.max(col, 0), offsetX);
        };
        this.textToScreenCoordinates = function (row, column) {
            var canvasPos = this.scroller.getBoundingClientRect();
            var pos = this.session.documentToScreenPosition(row, column);

            var x = this.$padding + (this.session.$bidiHandler.isBidiRow(pos.row, row)
                ? this.session.$bidiHandler.getPosLeft(pos.column)
                : Math.round(pos.column * this.characterWidth));

            var y = pos.row * this.lineHeight;

            return {
                pageX: canvasPos.left + x - this.scrollLeft,
                pageY: canvasPos.top + y - this.scrollTop
            };
        };
        this.visualizeFocus = function () {
            dom.addCssClass(this.container, "ace_focus");
        };
        this.visualizeBlur = function () {
            dom.removeCssClass(this.container, "ace_focus");
        };
        this.showComposition = function (position) {
            if (!this.$composition)
                this.$composition = {
                    keepTextAreaAtCursor: this.$keepTextAreaAtCursor,
                    cssText: this.textarea.style.cssText
                };

            this.$keepTextAreaAtCursor = true;
            dom.addCssClass(this.textarea, "ace_composition");
            this.textarea.style.cssText = "";
            this.$moveTextAreaToCursor();
        };
        this.setCompositionText = function (text) {
            this.$moveTextAreaToCursor();
        };
        this.hideComposition = function () {
            if (!this.$composition)
                return;

            dom.removeCssClass(this.textarea, "ace_composition");
            this.$keepTextAreaAtCursor = this.$composition.keepTextAreaAtCursor;
            this.textarea.style.cssText = this.$composition.cssText;
            this.$composition = null;
        };
        this.setTheme = function (theme, cb) {
            var _self = this;
            this.$themeId = theme;
            _self._dispatchEvent('themeChange', {theme: theme});

            if (!theme || typeof theme == "string") {
                var moduleName = theme || this.$options.theme.initialValue;
                config.loadModule(["theme", moduleName], afterLoad);
            } else {
                afterLoad(theme);
            }

            function afterLoad(module) {
                if (_self.$themeId != theme)
                    return cb && cb();
                if (!module || !module.cssClass)
                    throw new Error("couldn't load module " + theme + " or it didn't call define");
                dom.importCssString(
                    module.cssText,
                    module.cssClass,
                    _self.container.ownerDocument
                );

                if (_self.theme)
                    dom.removeCssClass(_self.container, _self.theme.cssClass);

                var padding = "padding" in module ? module.padding
                    : "padding" in (_self.theme || {}) ? 4 : _self.$padding;
                if (_self.$padding && padding != _self.$padding)
                    _self.setPadding(padding);
                _self.$theme = module.cssClass;

                _self.theme = module;
                dom.addCssClass(_self.container, module.cssClass);
                dom.setCssClass(_self.container, "ace_dark", module.isDark);
                if (_self.$size) {
                    _self.$size.width = 0;
                    _self.$updateSizeAsync();
                }

                _self._dispatchEvent('themeLoaded', {theme: module});
                cb && cb();
            }
        };
        this.getTheme = function () {
            return this.$themeId;
        };
        this.setStyle = function (style, include) {
            dom.setCssClass(this.container, style, include !== false);
        };
        this.unsetStyle = function (style) {
            dom.removeCssClass(this.container, style);
        };

        this.setCursorStyle = function (style) {
            if (this.scroller.style.cursor != style)
                this.scroller.style.cursor = style;
        };
        this.setMouseCursor = function (cursorStyle) {
            this.scroller.style.cursor = cursorStyle;
        };
        this.destroy = function () {
            this.$textLayer.destroy();
            this.$cursorLayer.destroy();
        };

    }).call(VirtualRenderer.prototype);


    config.defineOptions(VirtualRenderer.prototype, "renderer", {
        animatedScroll: {initialValue: false},
        showInvisibles: {
            set: function (value) {
                if (this.$textLayer.setShowInvisibles(value))
                    this.$loop.schedule(this.CHANGE_TEXT);
            },
            initialValue: false
        },
        showPrintMargin: {
            set: function () {
                this.$updatePrintMargin();
            },
            initialValue: true
        },
        printMarginColumn: {
            set: function () {
                this.$updatePrintMargin();
            },
            initialValue: 80
        },
        printMargin: {
            set: function (val) {
                if (typeof val == "number")
                    this.$printMarginColumn = val;
                this.$showPrintMargin = !!val;
                this.$updatePrintMargin();
            },
            get: function () {
                return this.$showPrintMargin && this.$printMarginColumn;
            }
        },
        showGutter: {
            set: function (show) {
                this.$gutter.style.display = show ? "block" : "none";
                this.$loop.schedule(this.CHANGE_FULL);
                this.onGutterResize();
            },
            initialValue: true
        },
        fadeFoldWidgets: {
            set: function (show) {
                dom.setCssClass(this.$gutter, "ace_fade-fold-widgets", show);
            },
            initialValue: false
        },
        showFoldWidgets: {
            set: function (show) {
                this.$gutterLayer.setShowFoldWidgets(show);
            },
            initialValue: true
        },
        showLineNumbers: {
            set: function (show) {
                this.$gutterLayer.setShowLineNumbers(show);
                this.$loop.schedule(this.CHANGE_GUTTER);
            },
            initialValue: true
        },
        displayIndentGuides: {
            set: function (show) {
                if (this.$textLayer.setDisplayIndentGuides(show))
                    this.$loop.schedule(this.CHANGE_TEXT);
            },
            initialValue: true
        },
        highlightGutterLine: {
            set: function (shouldHighlight) {
                if (!this.$gutterLineHighlight) {
                    this.$gutterLineHighlight = dom.createElement("div");
                    this.$gutterLineHighlight.className = "ace_gutter-active-line";
                    this.$gutter.appendChild(this.$gutterLineHighlight);
                    return;
                }

                this.$gutterLineHighlight.style.display = shouldHighlight ? "" : "none";
                if (this.$cursorLayer.$pixelPos)
                    this.$updateGutterLineHighlight();
            },
            initialValue: false,
            value: true
        },
        hScrollBarAlwaysVisible: {
            set: function (val) {
                if (!this.$hScrollBarAlwaysVisible || !this.$horizScroll)
                    this.$loop.schedule(this.CHANGE_SCROLL);
            },
            initialValue: false
        },
        vScrollBarAlwaysVisible: {
            set: function (val) {
                if (!this.$vScrollBarAlwaysVisible || !this.$vScroll)
                    this.$loop.schedule(this.CHANGE_SCROLL);
            },
            initialValue: false
        },
        fontSize: {
            set: function (size) {
                if (typeof size == "number")
                    size = size + "px";
                this.container.style.fontSize = size;
                this.updateFontSize();
            },
            initialValue: 12
        },
        fontFamily: {
            set: function (name) {
                this.container.style.fontFamily = name;
                this.updateFontSize();
            }
        },
        maxLines: {
            set: function (val) {
                this.updateFull();
            }
        },
        minLines: {
            set: function (val) {
                this.updateFull();
            }
        },
        maxPixelHeight: {
            set: function (val) {
                this.updateFull();
            },
            initialValue: 0
        },
        scrollPastEnd: {
            set: function (val) {
                val = +val || 0;
                if (this.$scrollPastEnd == val)
                    return;
                this.$scrollPastEnd = val;
                this.$loop.schedule(this.CHANGE_SCROLL);
            },
            initialValue: 0,
            handlesSet: true
        },
        fixedWidthGutter: {
            set: function (val) {
                this.$gutterLayer.$fixedWidth = !!val;
                this.$loop.schedule(this.CHANGE_GUTTER);
            }
        },
        theme: {
            set: function (val) {
                this.setTheme(val);
            },
            get: function () {
                return this.$themeId || this.theme;
            },
            initialValue: "./theme/textmate",
            handlesSet: true
        }
    });

    exports.VirtualRenderer = VirtualRenderer;
});

define("ace/worker/worker_client", ["require", "exports", "module", "ace/lib/oop", "ace/lib/net", "ace/lib/event_emitter", "ace/config"], function (require, exports, module) {
    "use strict";

    var oop = require("../lib/oop");
    var net = require("../lib/net");
    var EventEmitter = require("../lib/event_emitter").EventEmitter;
    var config = require("../config");

    function $workerBlob(workerUrl) {
        var script = "importScripts('" + net.qualifyURL(workerUrl) + "');";
        try {
            return new Blob([script], {"type": "application/javascript"});
        } catch (e) { // Backwards-compatibility
            var BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
            var blobBuilder = new BlobBuilder();
            blobBuilder.append(script);
            return blobBuilder.getBlob("application/javascript");
        }
    }

    function createWorker(workerUrl) {
        var blob = $workerBlob(workerUrl);
        var URL = window.URL || window.webkitURL;
        var blobURL = URL.createObjectURL(blob);
        return new Worker(blobURL);
    }

    var WorkerClient = function (topLevelNamespaces, mod, classname, workerUrl, importScripts) {
        this.$sendDeltaQueue = this.$sendDeltaQueue.bind(this);
        this.changeListener = this.changeListener.bind(this);
        this.onMessage = this.onMessage.bind(this);
        if (require.nameToUrl && !require.toUrl)
            require.toUrl = require.nameToUrl;

        if (config.get("packaged") || !require.toUrl) {
            workerUrl = workerUrl || config.moduleUrl(mod, "worker");
        } else {
            var normalizePath = this.$normalizePath;
            workerUrl = workerUrl || normalizePath(require.toUrl("ace/worker/worker.js", null, "_"));

            var tlns = {};
            topLevelNamespaces.forEach(function (ns) {
                tlns[ns] = normalizePath(require.toUrl(ns, null, "_").replace(/(\.js)?(\?.*)?$/, ""));
            });
        }

        this.$worker = createWorker(workerUrl);
        if (importScripts) {
            this.send("importScripts", importScripts);
        }
        this.$worker.postMessage({
            init: true,
            tlns: tlns,
            module: mod,
            classname: classname
        });

        this.callbackId = 1;
        this.callbacks = {};

        this.$worker.onmessage = this.onMessage;
    };

    (function () {

        oop.implement(this, EventEmitter);

        this.onMessage = function (e) {
            var msg = e.data;
            switch (msg.type) {
                case "event":
                    this._signal(msg.name, {data: msg.data});
                    break;
                case "call":
                    var callback = this.callbacks[msg.id];
                    if (callback) {
                        callback(msg.data);
                        delete this.callbacks[msg.id];
                    }
                    break;
                case "error":
                    this.reportError(msg.data);
                    break;
                case "log":
                    window.console && console.log && console.log.apply(console, msg.data);
                    break;
            }
        };

        this.reportError = function (err) {
            window.console && console.error && console.error(err);
        };

        this.$normalizePath = function (path) {
            return net.qualifyURL(path);
        };

        this.terminate = function () {
            this._signal("terminate", {});
            this.deltaQueue = null;
            this.$worker.terminate();
            this.$worker = null;
            if (this.$doc)
                this.$doc.off("change", this.changeListener);
            this.$doc = null;
        };

        this.send = function (cmd, args) {
            this.$worker.postMessage({command: cmd, args: args});
        };

        this.call = function (cmd, args, callback) {
            if (callback) {
                var id = this.callbackId++;
                this.callbacks[id] = callback;
                args.push(id);
            }
            this.send(cmd, args);
        };

        this.emit = function (event, data) {
            try {
                this.$worker.postMessage({event: event, data: {data: data.data}});
            } catch (ex) {
                console.error(ex.stack);
            }
        };

        this.attachToDocument = function (doc) {
            if (this.$doc)
                this.terminate();

            this.$doc = doc;
            this.call("setValue", [doc.getValue()]);
            doc.on("change", this.changeListener);
        };

        this.changeListener = function (delta) {
            if (!this.deltaQueue) {
                this.deltaQueue = [];
                setTimeout(this.$sendDeltaQueue, 0);
            }
            if (delta.action == "insert")
                this.deltaQueue.push(delta.start, delta.lines);
            else
                this.deltaQueue.push(delta.start, delta.end);
        };

        this.$sendDeltaQueue = function () {
            var q = this.deltaQueue;
            if (!q) return;
            this.deltaQueue = null;
            if (q.length > 50 && q.length > this.$doc.getLength() >> 1) {
                this.call("setValue", [this.$doc.getValue()]);
            } else
                this.emit("change", {data: q});
        };

    }).call(WorkerClient.prototype);


    var UIWorkerClient = function (topLevelNamespaces, mod, classname) {
        this.$sendDeltaQueue = this.$sendDeltaQueue.bind(this);
        this.changeListener = this.changeListener.bind(this);
        this.callbackId = 1;
        this.callbacks = {};
        this.messageBuffer = [];

        var main = null;
        var emitSync = false;
        var sender = Object.create(EventEmitter);
        var _self = this;

        this.$worker = {};
        this.$worker.terminate = function () {
        };
        this.$worker.postMessage = function (e) {
            _self.messageBuffer.push(e);
            if (main) {
                if (emitSync)
                    setTimeout(processNext);
                else
                    processNext();
            }
        };
        this.setEmitSync = function (val) {
            emitSync = val;
        };

        var processNext = function () {
            var msg = _self.messageBuffer.shift();
            if (msg.command)
                main[msg.command].apply(main, msg.args);
            else if (msg.event)
                sender._signal(msg.event, msg.data);
        };

        sender.postMessage = function (msg) {
            _self.onMessage({data: msg});
        };
        sender.callback = function (data, callbackId) {
            this.postMessage({type: "call", id: callbackId, data: data});
        };
        sender.emit = function (name, data) {
            this.postMessage({type: "event", name: name, data: data});
        };

        config.loadModule(["worker", mod], function (Main) {
            main = new Main[classname](sender);
            while (_self.messageBuffer.length)
                processNext();
        });
    };

    UIWorkerClient.prototype = WorkerClient.prototype;

    exports.UIWorkerClient = UIWorkerClient;
    exports.WorkerClient = WorkerClient;
    exports.createWorker = createWorker;


});

define("ace/placeholder", ["require", "exports", "module", "ace/range", "ace/lib/event_emitter", "ace/lib/oop"], function (require, exports, module) {
    "use strict";

    var Range = require("./range").Range;
    var EventEmitter = require("./lib/event_emitter").EventEmitter;
    var oop = require("./lib/oop");

    var PlaceHolder = function (session, length, pos, others, mainClass, othersClass) {
        var _self = this;
        this.length = length;
        this.session = session;
        this.doc = session.getDocument();
        this.mainClass = mainClass;
        this.othersClass = othersClass;
        this.$onUpdate = this.onUpdate.bind(this);
        this.doc.on("change", this.$onUpdate);
        this.$others = others;

        this.$onCursorChange = function () {
            setTimeout(function () {
                _self.onCursorChange();
            });
        };

        this.$pos = pos;
        var undoStack = session.getUndoManager().$undoStack || session.getUndoManager().$undostack || {length: -1};
        this.$undoStackDepth = undoStack.length;
        this.setup();

        session.selection.on("changeCursor", this.$onCursorChange);
    };

    (function () {

        oop.implement(this, EventEmitter);
        this.setup = function () {
            var _self = this;
            var doc = this.doc;
            var session = this.session;

            this.selectionBefore = session.selection.toJSON();
            if (session.selection.inMultiSelectMode)
                session.selection.toSingleRange();

            this.pos = doc.createAnchor(this.$pos.row, this.$pos.column);
            var pos = this.pos;
            pos.$insertRight = true;
            pos.detach();
            pos.markerId = session.addMarker(new Range(pos.row, pos.column, pos.row, pos.column + this.length), this.mainClass, null, false);
            this.others = [];
            this.$others.forEach(function (other) {
                var anchor = doc.createAnchor(other.row, other.column);
                anchor.$insertRight = true;
                anchor.detach();
                _self.others.push(anchor);
            });
            session.setUndoSelect(false);
        };
        this.showOtherMarkers = function () {
            if (this.othersActive) return;
            var session = this.session;
            var _self = this;
            this.othersActive = true;
            this.others.forEach(function (anchor) {
                anchor.markerId = session.addMarker(new Range(anchor.row, anchor.column, anchor.row, anchor.column + _self.length), _self.othersClass, null, false);
            });
        };
        this.hideOtherMarkers = function () {
            if (!this.othersActive) return;
            this.othersActive = false;
            for (var i = 0; i < this.others.length; i++) {
                this.session.removeMarker(this.others[i].markerId);
            }
        };
        this.onUpdate = function (delta) {
            if (this.$updating)
                return this.updateAnchors(delta);

            var range = delta;
            if (range.start.row !== range.end.row) return;
            if (range.start.row !== this.pos.row) return;
            this.$updating = true;
            var lengthDiff = delta.action === "insert" ? range.end.column - range.start.column : range.start.column - range.end.column;
            var inMainRange = range.start.column >= this.pos.column && range.start.column <= this.pos.column + this.length + 1;
            var distanceFromStart = range.start.column - this.pos.column;

            this.updateAnchors(delta);

            if (inMainRange)
                this.length += lengthDiff;

            if (inMainRange && !this.session.$fromUndo) {
                if (delta.action === 'insert') {
                    for (var i = this.others.length - 1; i >= 0; i--) {
                        var otherPos = this.others[i];
                        var newPos = {row: otherPos.row, column: otherPos.column + distanceFromStart};
                        this.doc.insertMergedLines(newPos, delta.lines);
                    }
                } else if (delta.action === 'remove') {
                    for (var i = this.others.length - 1; i >= 0; i--) {
                        var otherPos = this.others[i];
                        var newPos = {row: otherPos.row, column: otherPos.column + distanceFromStart};
                        this.doc.remove(new Range(newPos.row, newPos.column, newPos.row, newPos.column - lengthDiff));
                    }
                }
            }

            this.$updating = false;
            this.updateMarkers();
        };

        this.updateAnchors = function (delta) {
            this.pos.onChange(delta);
            for (var i = this.others.length; i--;)
                this.others[i].onChange(delta);
            this.updateMarkers();
        };

        this.updateMarkers = function () {
            if (this.$updating)
                return;
            var _self = this;
            var session = this.session;
            var updateMarker = function (pos, className) {
                session.removeMarker(pos.markerId);
                pos.markerId = session.addMarker(new Range(pos.row, pos.column, pos.row, pos.column + _self.length), className, null, false);
            };
            updateMarker(this.pos, this.mainClass);
            for (var i = this.others.length; i--;)
                updateMarker(this.others[i], this.othersClass);
        };

        this.onCursorChange = function (event) {
            if (this.$updating || !this.session) return;
            var pos = this.session.selection.getCursor();
            if (pos.row === this.pos.row && pos.column >= this.pos.column && pos.column <= this.pos.column + this.length) {
                this.showOtherMarkers();
                this._emit("cursorEnter", event);
            } else {
                this.hideOtherMarkers();
                this._emit("cursorLeave", event);
            }
        };
        this.detach = function () {
            this.session.removeMarker(this.pos && this.pos.markerId);
            this.hideOtherMarkers();
            this.doc.removeEventListener("change", this.$onUpdate);
            this.session.selection.removeEventListener("changeCursor", this.$onCursorChange);
            this.session.setUndoSelect(true);
            this.session = null;
        };
        this.cancel = function () {
            if (this.$undoStackDepth === -1)
                return;
            var undoManager = this.session.getUndoManager();
            var undosRequired = (undoManager.$undoStack || undoManager.$undostack).length - this.$undoStackDepth;
            for (var i = 0; i < undosRequired; i++) {
                undoManager.undo(true);
            }
            if (this.selectionBefore)
                this.session.selection.fromJSON(this.selectionBefore);
        };
    }).call(PlaceHolder.prototype);


    exports.PlaceHolder = PlaceHolder;
});

define("ace/mouse/multi_select_handler", ["require", "exports", "module", "ace/lib/event", "ace/lib/useragent"], function (require, exports, module) {

    var event = require("../lib/event");
    var useragent = require("../lib/useragent");

    function isSamePoint(p1, p2) {
        return p1.row == p2.row && p1.column == p2.column;
    }

    function onMouseDown(e) {
        var ev = e.domEvent;
        var alt = ev.altKey;
        var shift = ev.shiftKey;
        var ctrl = ev.ctrlKey;
        var accel = e.getAccelKey();
        var button = e.getButton();

        if (ctrl && useragent.isMac)
            button = ev.button;

        if (e.editor.inMultiSelectMode && button == 2) {
            e.editor.textInput.onContextMenu(e.domEvent);
            return;
        }

        if (!ctrl && !alt && !accel) {
            if (button === 0 && e.editor.inMultiSelectMode)
                e.editor.exitMultiSelectMode();
            return;
        }

        if (button !== 0)
            return;

        var editor = e.editor;
        var selection = editor.selection;
        var isMultiSelect = editor.inMultiSelectMode;
        var pos = e.getDocumentPosition();
        var cursor = selection.getCursor();
        var inSelection = e.inSelection() || (selection.isEmpty() && isSamePoint(pos, cursor));

        var mouseX = e.x, mouseY = e.y;
        var onMouseSelection = function (e) {
            mouseX = e.clientX;
            mouseY = e.clientY;
        };

        var session = editor.session;
        var screenAnchor = editor.renderer.pixelToScreenCoordinates(mouseX, mouseY);
        var screenCursor = screenAnchor;

        var selectionMode;
        if (editor.$mouseHandler.$enableJumpToDef) {
            if (ctrl && alt || accel && alt)
                selectionMode = shift ? "block" : "add";
            else if (alt && editor.$blockSelectEnabled)
                selectionMode = "block";
        } else {
            if (accel && !alt) {
                selectionMode = "add";
                if (!isMultiSelect && shift)
                    return;
            } else if (alt && editor.$blockSelectEnabled) {
                selectionMode = "block";
            }
        }

        if (selectionMode && useragent.isMac && ev.ctrlKey) {
            editor.$mouseHandler.cancelContextMenu();
        }

        if (selectionMode == "add") {
            if (!isMultiSelect && inSelection)
                return; // dragging

            if (!isMultiSelect) {
                var range = selection.toOrientedRange();
                editor.addSelectionMarker(range);
            }

            var oldRange = selection.rangeList.rangeAtPoint(pos);


            editor.$blockScrolling++;
            editor.inVirtualSelectionMode = true;

            if (shift) {
                oldRange = null;
                range = selection.ranges[0] || range;
                editor.removeSelectionMarker(range);
            }
            editor.once("mouseup", function () {
                var tmpSel = selection.toOrientedRange();

                if (oldRange && tmpSel.isEmpty() && isSamePoint(oldRange.cursor, tmpSel.cursor))
                    selection.substractPoint(tmpSel.cursor);
                else {
                    if (shift) {
                        selection.substractPoint(range.cursor);
                    } else if (range) {
                        editor.removeSelectionMarker(range);
                        selection.addRange(range);
                    }
                    selection.addRange(tmpSel);
                }
                editor.$blockScrolling--;
                editor.inVirtualSelectionMode = false;
            });

        } else if (selectionMode == "block") {
            e.stop();
            editor.inVirtualSelectionMode = true;
            var initialRange;
            var rectSel = [];
            var blockSelect = function () {
                var newCursor = editor.renderer.pixelToScreenCoordinates(mouseX, mouseY);
                var cursor = session.screenToDocumentPosition(newCursor.row, newCursor.column, newCursor.offsetX);

                if (isSamePoint(screenCursor, newCursor) && isSamePoint(cursor, selection.lead))
                    return;
                screenCursor = newCursor;

                editor.$blockScrolling++;
                editor.selection.moveToPosition(cursor);
                editor.renderer.scrollCursorIntoView();

                editor.removeSelectionMarkers(rectSel);
                rectSel = selection.rectangularRangeBlock(screenCursor, screenAnchor);
                if (editor.$mouseHandler.$clickSelection && rectSel.length == 1 && rectSel[0].isEmpty())
                    rectSel[0] = editor.$mouseHandler.$clickSelection.clone();
                rectSel.forEach(editor.addSelectionMarker, editor);
                editor.updateSelectionMarkers();
                editor.$blockScrolling--;
            };
            editor.$blockScrolling++;
            if (isMultiSelect && !accel) {
                selection.toSingleRange();
            } else if (!isMultiSelect && accel) {
                initialRange = selection.toOrientedRange();
                editor.addSelectionMarker(initialRange);
            }

            if (shift)
                screenAnchor = session.documentToScreenPosition(selection.lead);
            else
                selection.moveToPosition(pos);
            editor.$blockScrolling--;

            screenCursor = {row: -1, column: -1};

            var onMouseSelectionEnd = function (e) {
                clearInterval(timerId);
                editor.removeSelectionMarkers(rectSel);
                if (!rectSel.length)
                    rectSel = [selection.toOrientedRange()];
                editor.$blockScrolling++;
                if (initialRange) {
                    editor.removeSelectionMarker(initialRange);
                    selection.toSingleRange(initialRange);
                }
                for (var i = 0; i < rectSel.length; i++)
                    selection.addRange(rectSel[i]);
                editor.inVirtualSelectionMode = false;
                editor.$mouseHandler.$clickSelection = null;
                editor.$blockScrolling--;
            };

            var onSelectionInterval = blockSelect;

            event.capture(editor.container, onMouseSelection, onMouseSelectionEnd);
            var timerId = setInterval(function () {
                onSelectionInterval();
            }, 20);

            return e.preventDefault();
        }
    }


    exports.onMouseDown = onMouseDown;

});

define("ace/commands/multi_select_commands", ["require", "exports", "module", "ace/keyboard/hash_handler"], function (require, exports, module) {
    exports.defaultCommands = [{
        name: "addCursorAbove",
        exec: function (editor) {
            editor.selectMoreLines(-1);
        },
        bindKey: {win: "Ctrl-Alt-Up", mac: "Ctrl-Alt-Up"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "addCursorBelow",
        exec: function (editor) {
            editor.selectMoreLines(1);
        },
        bindKey: {win: "Ctrl-Alt-Down", mac: "Ctrl-Alt-Down"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "addCursorAboveSkipCurrent",
        exec: function (editor) {
            editor.selectMoreLines(-1, true);
        },
        bindKey: {win: "Ctrl-Alt-Shift-Up", mac: "Ctrl-Alt-Shift-Up"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "addCursorBelowSkipCurrent",
        exec: function (editor) {
            editor.selectMoreLines(1, true);
        },
        bindKey: {win: "Ctrl-Alt-Shift-Down", mac: "Ctrl-Alt-Shift-Down"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectMoreBefore",
        exec: function (editor) {
            editor.selectMore(-1);
        },
        bindKey: {win: "Ctrl-Alt-Left", mac: "Ctrl-Alt-Left"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectMoreAfter",
        exec: function (editor) {
            editor.selectMore(1);
        },
        bindKey: {win: "Ctrl-Alt-Right", mac: "Ctrl-Alt-Right"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectNextBefore",
        exec: function (editor) {
            editor.selectMore(-1, true);
        },
        bindKey: {win: "Ctrl-Alt-Shift-Left", mac: "Ctrl-Alt-Shift-Left"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "selectNextAfter",
        exec: function (editor) {
            editor.selectMore(1, true);
        },
        bindKey: {win: "Ctrl-Alt-Shift-Right", mac: "Ctrl-Alt-Shift-Right"},
        scrollIntoView: "cursor",
        readOnly: true
    }, {
        name: "splitIntoLines",
        exec: function (editor) {
            editor.multiSelect.splitIntoLines();
        },
        bindKey: {win: "Ctrl-Alt-L", mac: "Ctrl-Alt-L"},
        readOnly: true
    }, {
        name: "alignCursors",
        exec: function (editor) {
            editor.alignCursors();
        },
        bindKey: {win: "Ctrl-Alt-A", mac: "Ctrl-Alt-A"},
        scrollIntoView: "cursor"
    }, {
        name: "findAll",
        exec: function (editor) {
            editor.findAll();
        },
        bindKey: {win: "Ctrl-Alt-K", mac: "Ctrl-Alt-G"},
        scrollIntoView: "cursor",
        readOnly: true
    }];
    exports.multiSelectCommands = [{
        name: "singleSelection",
        bindKey: "esc",
        exec: function (editor) {
            editor.exitMultiSelectMode();
        },
        scrollIntoView: "cursor",
        readOnly: true,
        isAvailable: function (editor) {
            return editor && editor.inMultiSelectMode;
        }
    }];

    var HashHandler = require("../keyboard/hash_handler").HashHandler;
    exports.keyboardHandler = new HashHandler(exports.multiSelectCommands);

});

define("ace/multi_select", ["require", "exports", "module", "ace/range_list", "ace/range", "ace/selection", "ace/mouse/multi_select_handler", "ace/lib/event", "ace/lib/lang", "ace/commands/multi_select_commands", "ace/search", "ace/edit_session", "ace/editor", "ace/config"], function (require, exports, module) {

    var RangeList = require("./range_list").RangeList;
    var Range = require("./range").Range;
    var Selection = require("./selection").Selection;
    var onMouseDown = require("./mouse/multi_select_handler").onMouseDown;
    var event = require("./lib/event");
    var lang = require("./lib/lang");
    var commands = require("./commands/multi_select_commands");
    exports.commands = commands.defaultCommands.concat(commands.multiSelectCommands);
    var Search = require("./search").Search;
    var search = new Search();

    function find(session, needle, dir) {
        search.$options.wrap = true;
        search.$options.needle = needle;
        search.$options.backwards = dir == -1;
        return search.find(session);
    }

    var EditSession = require("./edit_session").EditSession;
    (function () {
        this.getSelectionMarkers = function () {
            return this.$selectionMarkers;
        };
    }).call(EditSession.prototype);
    (function () {
        this.ranges = null;
        this.rangeList = null;
        this.addRange = function (range, $blockChangeEvents) {
            if (!range)
                return;

            if (!this.inMultiSelectMode && this.rangeCount === 0) {
                var oldRange = this.toOrientedRange();
                this.rangeList.add(oldRange);
                this.rangeList.add(range);
                if (this.rangeList.ranges.length != 2) {
                    this.rangeList.removeAll();
                    return $blockChangeEvents || this.fromOrientedRange(range);
                }
                this.rangeList.removeAll();
                this.rangeList.add(oldRange);
                this.$onAddRange(oldRange);
            }

            if (!range.cursor)
                range.cursor = range.end;

            var removed = this.rangeList.add(range);

            this.$onAddRange(range);

            if (removed.length)
                this.$onRemoveRange(removed);

            if (this.rangeCount > 1 && !this.inMultiSelectMode) {
                this._signal("multiSelect");
                this.inMultiSelectMode = true;
                this.session.$undoSelect = false;
                this.rangeList.attach(this.session);
            }

            return $blockChangeEvents || this.fromOrientedRange(range);
        };

        this.toSingleRange = function (range) {
            range = range || this.ranges[0];
            var removed = this.rangeList.removeAll();
            if (removed.length)
                this.$onRemoveRange(removed);

            range && this.fromOrientedRange(range);
        };
        this.substractPoint = function (pos) {
            var removed = this.rangeList.substractPoint(pos);
            if (removed) {
                this.$onRemoveRange(removed);
                return removed[0];
            }
        };
        this.mergeOverlappingRanges = function () {
            var removed = this.rangeList.merge();
            if (removed.length)
                this.$onRemoveRange(removed);
            else if (this.ranges[0])
                this.fromOrientedRange(this.ranges[0]);
        };

        this.$onAddRange = function (range) {
            this.rangeCount = this.rangeList.ranges.length;
            this.ranges.unshift(range);
            this._signal("addRange", {range: range});
        };

        this.$onRemoveRange = function (removed) {
            this.rangeCount = this.rangeList.ranges.length;
            if (this.rangeCount == 1 && this.inMultiSelectMode) {
                var lastRange = this.rangeList.ranges.pop();
                removed.push(lastRange);
                this.rangeCount = 0;
            }

            for (var i = removed.length; i--;) {
                var index = this.ranges.indexOf(removed[i]);
                this.ranges.splice(index, 1);
            }

            this._signal("removeRange", {ranges: removed});

            if (this.rangeCount === 0 && this.inMultiSelectMode) {
                this.inMultiSelectMode = false;
                this._signal("singleSelect");
                this.session.$undoSelect = true;
                this.rangeList.detach(this.session);
            }

            lastRange = lastRange || this.ranges[0];
            if (lastRange && !lastRange.isEqual(this.getRange()))
                this.fromOrientedRange(lastRange);
        };
        this.$initRangeList = function () {
            if (this.rangeList)
                return;

            this.rangeList = new RangeList();
            this.ranges = [];
            this.rangeCount = 0;
        };
        this.getAllRanges = function () {
            return this.rangeCount ? this.rangeList.ranges.concat() : [this.getRange()];
        };

        this.splitIntoLines = function () {
            if (this.rangeCount > 1) {
                var ranges = this.rangeList.ranges;
                var lastRange = ranges[ranges.length - 1];
                var range = Range.fromPoints(ranges[0].start, lastRange.end);

                this.toSingleRange();
                this.setSelectionRange(range, lastRange.cursor == lastRange.start);
            } else {
                var range = this.getRange();
                var isBackwards = this.isBackwards();
                var startRow = range.start.row;
                var endRow = range.end.row;
                if (startRow == endRow) {
                    if (isBackwards)
                        var start = range.end, end = range.start;
                    else
                        var start = range.start, end = range.end;

                    this.addRange(Range.fromPoints(end, end));
                    this.addRange(Range.fromPoints(start, start));
                    return;
                }

                var rectSel = [];
                var r = this.getLineRange(startRow, true);
                r.start.column = range.start.column;
                rectSel.push(r);

                for (var i = startRow + 1; i < endRow; i++)
                    rectSel.push(this.getLineRange(i, true));

                r = this.getLineRange(endRow, true);
                r.end.column = range.end.column;
                rectSel.push(r);

                rectSel.forEach(this.addRange, this);
            }
        };
        this.toggleBlockSelection = function () {
            if (this.rangeCount > 1) {
                var ranges = this.rangeList.ranges;
                var lastRange = ranges[ranges.length - 1];
                var range = Range.fromPoints(ranges[0].start, lastRange.end);

                this.toSingleRange();
                this.setSelectionRange(range, lastRange.cursor == lastRange.start);
            } else {
                var cursor = this.session.documentToScreenPosition(this.selectionLead);
                var anchor = this.session.documentToScreenPosition(this.selectionAnchor);

                var rectSel = this.rectangularRangeBlock(cursor, anchor);
                rectSel.forEach(this.addRange, this);
            }
        };
        this.rectangularRangeBlock = function (screenCursor, screenAnchor, includeEmptyLines) {
            var rectSel = [];

            var xBackwards = screenCursor.column < screenAnchor.column;
            if (xBackwards) {
                var startColumn = screenCursor.column;
                var endColumn = screenAnchor.column;
                var startOffsetX = screenCursor.offsetX;
                var endOffsetX = screenAnchor.offsetX;
            } else {
                var startColumn = screenAnchor.column;
                var endColumn = screenCursor.column;
                var startOffsetX = screenAnchor.offsetX;
                var endOffsetX = screenCursor.offsetX;
            }

            var yBackwards = screenCursor.row < screenAnchor.row;
            if (yBackwards) {
                var startRow = screenCursor.row;
                var endRow = screenAnchor.row;
            } else {
                var startRow = screenAnchor.row;
                var endRow = screenCursor.row;
            }

            if (startColumn < 0)
                startColumn = 0;
            if (startRow < 0)
                startRow = 0;

            if (startRow == endRow)
                includeEmptyLines = true;

            for (var row = startRow; row <= endRow; row++) {
                var range = Range.fromPoints(
                    this.session.screenToDocumentPosition(row, startColumn, startOffsetX),
                    this.session.screenToDocumentPosition(row, endColumn, endOffsetX)
                );
                if (range.isEmpty()) {
                    if (docEnd && isSamePoint(range.end, docEnd))
                        break;
                    var docEnd = range.end;
                }
                range.cursor = xBackwards ? range.start : range.end;
                rectSel.push(range);
            }

            if (yBackwards)
                rectSel.reverse();

            if (!includeEmptyLines) {
                var end = rectSel.length - 1;
                while (rectSel[end].isEmpty() && end > 0)
                    end--;
                if (end > 0) {
                    var start = 0;
                    while (rectSel[start].isEmpty())
                        start++;
                }
                for (var i = end; i >= start; i--) {
                    if (rectSel[i].isEmpty())
                        rectSel.splice(i, 1);
                }
            }

            return rectSel;
        };
    }).call(Selection.prototype);
    var Editor = require("./editor").Editor;
    (function () {
        this.updateSelectionMarkers = function () {
            this.renderer.updateCursor();
            this.renderer.updateBackMarkers();
        };
        this.addSelectionMarker = function (orientedRange) {
            if (!orientedRange.cursor)
                orientedRange.cursor = orientedRange.end;

            var style = this.getSelectionStyle();
            orientedRange.marker = this.session.addMarker(orientedRange, "ace_selection", style);

            this.session.$selectionMarkers.push(orientedRange);
            this.session.selectionMarkerCount = this.session.$selectionMarkers.length;
            return orientedRange;
        };
        this.removeSelectionMarker = function (range) {
            if (!range.marker)
                return;
            this.session.removeMarker(range.marker);
            var index = this.session.$selectionMarkers.indexOf(range);
            if (index != -1)
                this.session.$selectionMarkers.splice(index, 1);
            this.session.selectionMarkerCount = this.session.$selectionMarkers.length;
        };

        this.removeSelectionMarkers = function (ranges) {
            var markerList = this.session.$selectionMarkers;
            for (var i = ranges.length; i--;) {
                var range = ranges[i];
                if (!range.marker)
                    continue;
                this.session.removeMarker(range.marker);
                var index = markerList.indexOf(range);
                if (index != -1)
                    markerList.splice(index, 1);
            }
            this.session.selectionMarkerCount = markerList.length;
        };

        this.$onAddRange = function (e) {
            this.addSelectionMarker(e.range);
            this.renderer.updateCursor();
            this.renderer.updateBackMarkers();
        };

        this.$onRemoveRange = function (e) {
            this.removeSelectionMarkers(e.ranges);
            this.renderer.updateCursor();
            this.renderer.updateBackMarkers();
        };

        this.$onMultiSelect = function (e) {
            if (this.inMultiSelectMode)
                return;
            this.inMultiSelectMode = true;

            this.setStyle("ace_multiselect");
            this.keyBinding.addKeyboardHandler(commands.keyboardHandler);
            this.commands.setDefaultHandler("exec", this.$onMultiSelectExec);

            this.renderer.updateCursor();
            this.renderer.updateBackMarkers();
        };

        this.$onSingleSelect = function (e) {
            if (this.session.multiSelect.inVirtualMode)
                return;
            this.inMultiSelectMode = false;

            this.unsetStyle("ace_multiselect");
            this.keyBinding.removeKeyboardHandler(commands.keyboardHandler);

            this.commands.removeDefaultHandler("exec", this.$onMultiSelectExec);
            this.renderer.updateCursor();
            this.renderer.updateBackMarkers();
            this._emit("changeSelection");
        };

        this.$onMultiSelectExec = function (e) {
            var command = e.command;
            var editor = e.editor;
            if (!editor.multiSelect)
                return;
            if (!command.multiSelectAction) {
                var result = command.exec(editor, e.args || {});
                editor.multiSelect.addRange(editor.multiSelect.toOrientedRange());
                editor.multiSelect.mergeOverlappingRanges();
            } else if (command.multiSelectAction == "forEach") {
                result = editor.forEachSelection(command, e.args);
            } else if (command.multiSelectAction == "forEachLine") {
                result = editor.forEachSelection(command, e.args, true);
            } else if (command.multiSelectAction == "single") {
                editor.exitMultiSelectMode();
                result = command.exec(editor, e.args || {});
            } else {
                result = command.multiSelectAction(editor, e.args || {});
            }
            return result;
        };
        this.forEachSelection = function (cmd, args, options) {
            if (this.inVirtualSelectionMode)
                return;
            var keepOrder = options && options.keepOrder;
            var $byLines = options == true || options && options.$byLines;
            var session = this.session;
            var selection = this.selection;
            var rangeList = selection.rangeList;
            var ranges = (keepOrder ? selection : rangeList).ranges;
            var result;

            if (!ranges.length)
                return cmd.exec ? cmd.exec(this, args || {}) : cmd(this, args || {});

            var reg = selection._eventRegistry;
            selection._eventRegistry = {};

            var tmpSel = new Selection(session);
            this.inVirtualSelectionMode = true;
            for (var i = ranges.length; i--;) {
                if ($byLines) {
                    while (i > 0 && ranges[i].start.row == ranges[i - 1].end.row)
                        i--;
                }
                tmpSel.fromOrientedRange(ranges[i]);
                tmpSel.index = i;
                this.selection = session.selection = tmpSel;
                var cmdResult = cmd.exec ? cmd.exec(this, args || {}) : cmd(this, args || {});
                if (!result && cmdResult !== undefined)
                    result = cmdResult;
                tmpSel.toOrientedRange(ranges[i]);
            }
            tmpSel.detach();

            this.selection = session.selection = selection;
            this.inVirtualSelectionMode = false;
            selection._eventRegistry = reg;
            selection.mergeOverlappingRanges();

            var anim = this.renderer.$scrollAnimation;
            this.onCursorChange();
            this.onSelectionChange();
            if (anim && anim.from == anim.to)
                this.renderer.animateScrolling(anim.from);

            return result;
        };
        this.exitMultiSelectMode = function () {
            if (!this.inMultiSelectMode || this.inVirtualSelectionMode)
                return;
            this.multiSelect.toSingleRange();
        };

        this.getSelectedText = function () {
            var text = "";
            if (this.inMultiSelectMode && !this.inVirtualSelectionMode) {
                var ranges = this.multiSelect.rangeList.ranges;
                var buf = [];
                for (var i = 0; i < ranges.length; i++) {
                    buf.push(this.session.getTextRange(ranges[i]));
                }
                var nl = this.session.getDocument().getNewLineCharacter();
                text = buf.join(nl);
                if (text.length == (buf.length - 1) * nl.length)
                    text = "";
            } else if (!this.selection.isEmpty()) {
                text = this.session.getTextRange(this.getSelectionRange());
            }
            return text;
        };

        this.$checkMultiselectChange = function (e, anchor) {
            if (this.inMultiSelectMode && !this.inVirtualSelectionMode) {
                var range = this.multiSelect.ranges[0];
                if (this.multiSelect.isEmpty() && anchor == this.multiSelect.anchor)
                    return;
                var pos = anchor == this.multiSelect.anchor
                    ? range.cursor == range.start ? range.end : range.start
                    : range.cursor;
                if (pos.row != anchor.row
                    || this.session.$clipPositionToDocument(pos.row, pos.column).column != anchor.column)
                    this.multiSelect.toSingleRange(this.multiSelect.toOrientedRange());
            }
        };
        this.findAll = function (needle, options, additive) {
            options = options || {};
            options.needle = needle || options.needle;
            if (options.needle == undefined) {
                var range = this.selection.isEmpty()
                    ? this.selection.getWordRange()
                    : this.selection.getRange();
                options.needle = this.session.getTextRange(range);
            }
            this.$search.set(options);

            var ranges = this.$search.findAll(this.session);
            if (!ranges.length)
                return 0;

            this.$blockScrolling += 1;
            var selection = this.multiSelect;

            if (!additive)
                selection.toSingleRange(ranges[0]);

            for (var i = ranges.length; i--;)
                selection.addRange(ranges[i], true);
            if (range && selection.rangeList.rangeAtPoint(range.start))
                selection.addRange(range, true);

            this.$blockScrolling -= 1;

            return ranges.length;
        };
        this.selectMoreLines = function (dir, skip) {
            var range = this.selection.toOrientedRange();
            var isBackwards = range.cursor == range.end;

            var screenLead = this.session.documentToScreenPosition(range.cursor);
            if (this.selection.$desiredColumn)
                screenLead.column = this.selection.$desiredColumn;

            var lead = this.session.screenToDocumentPosition(screenLead.row + dir, screenLead.column);

            if (!range.isEmpty()) {
                var screenAnchor = this.session.documentToScreenPosition(isBackwards ? range.end : range.start);
                var anchor = this.session.screenToDocumentPosition(screenAnchor.row + dir, screenAnchor.column);
            } else {
                var anchor = lead;
            }

            if (isBackwards) {
                var newRange = Range.fromPoints(lead, anchor);
                newRange.cursor = newRange.start;
            } else {
                var newRange = Range.fromPoints(anchor, lead);
                newRange.cursor = newRange.end;
            }

            newRange.desiredColumn = screenLead.column;
            if (!this.selection.inMultiSelectMode) {
                this.selection.addRange(range);
            } else {
                if (skip)
                    var toRemove = range.cursor;
            }

            this.selection.addRange(newRange);
            if (toRemove)
                this.selection.substractPoint(toRemove);
        };
        this.transposeSelections = function (dir) {
            var session = this.session;
            var sel = session.multiSelect;
            var all = sel.ranges;

            for (var i = all.length; i--;) {
                var range = all[i];
                if (range.isEmpty()) {
                    var tmp = session.getWordRange(range.start.row, range.start.column);
                    range.start.row = tmp.start.row;
                    range.start.column = tmp.start.column;
                    range.end.row = tmp.end.row;
                    range.end.column = tmp.end.column;
                }
            }
            sel.mergeOverlappingRanges();

            var words = [];
            for (var i = all.length; i--;) {
                var range = all[i];
                words.unshift(session.getTextRange(range));
            }

            if (dir < 0)
                words.unshift(words.pop());
            else
                words.push(words.shift());

            for (var i = all.length; i--;) {
                var range = all[i];
                var tmp = range.clone();
                session.replace(range, words[i]);
                range.start.row = tmp.start.row;
                range.start.column = tmp.start.column;
            }
        };
        this.selectMore = function (dir, skip, stopAtFirst) {
            var session = this.session;
            var sel = session.multiSelect;

            var range = sel.toOrientedRange();
            if (range.isEmpty()) {
                range = session.getWordRange(range.start.row, range.start.column);
                range.cursor = dir == -1 ? range.start : range.end;
                this.multiSelect.addRange(range);
                if (stopAtFirst)
                    return;
            }
            var needle = session.getTextRange(range);

            var newRange = find(session, needle, dir);
            if (newRange) {
                newRange.cursor = dir == -1 ? newRange.start : newRange.end;
                this.$blockScrolling += 1;
                this.session.unfold(newRange);
                this.multiSelect.addRange(newRange);
                this.$blockScrolling -= 1;
                this.renderer.scrollCursorIntoView(null, 0.5);
            }
            if (skip)
                this.multiSelect.substractPoint(range.cursor);
        };
        this.alignCursors = function () {
            var session = this.session;
            var sel = session.multiSelect;
            var ranges = sel.ranges;
            var row = -1;
            var sameRowRanges = ranges.filter(function (r) {
                if (r.cursor.row == row)
                    return true;
                row = r.cursor.row;
            });

            if (!ranges.length || sameRowRanges.length == ranges.length - 1) {
                var range = this.selection.getRange();
                var fr = range.start.row, lr = range.end.row;
                var guessRange = fr == lr;
                if (guessRange) {
                    var max = this.session.getLength();
                    var line;
                    do {
                        line = this.session.getLine(lr);
                    } while (/[=:]/.test(line) && ++lr < max);
                    do {
                        line = this.session.getLine(fr);
                    } while (/[=:]/.test(line) && --fr > 0);

                    if (fr < 0) fr = 0;
                    if (lr >= max) lr = max - 1;
                }
                var lines = this.session.removeFullLines(fr, lr);
                lines = this.$reAlignText(lines, guessRange);
                this.session.insert({row: fr, column: 0}, lines.join("\n") + "\n");
                if (!guessRange) {
                    range.start.column = 0;
                    range.end.column = lines[lines.length - 1].length;
                }
                this.selection.setRange(range);
            } else {
                sameRowRanges.forEach(function (r) {
                    sel.substractPoint(r.cursor);
                });

                var maxCol = 0;
                var minSpace = Infinity;
                var spaceOffsets = ranges.map(function (r) {
                    var p = r.cursor;
                    var line = session.getLine(p.row);
                    var spaceOffset = line.substr(p.column).search(/\S/g);
                    if (spaceOffset == -1)
                        spaceOffset = 0;

                    if (p.column > maxCol)
                        maxCol = p.column;
                    if (spaceOffset < minSpace)
                        minSpace = spaceOffset;
                    return spaceOffset;
                });
                ranges.forEach(function (r, i) {
                    var p = r.cursor;
                    var l = maxCol - p.column;
                    var d = spaceOffsets[i] - minSpace;
                    if (l > d)
                        session.insert(p, lang.stringRepeat(" ", l - d));
                    else
                        session.remove(new Range(p.row, p.column, p.row, p.column - l + d));

                    r.start.column = r.end.column = maxCol;
                    r.start.row = r.end.row = p.row;
                    r.cursor = r.end;
                });
                sel.fromOrientedRange(ranges[0]);
                this.renderer.updateCursor();
                this.renderer.updateBackMarkers();
            }
        };

        this.$reAlignText = function (lines, forceLeft) {
            var isLeftAligned = true, isRightAligned = true;
            var startW, textW, endW;

            return lines.map(function (line) {
                var m = line.match(/(\s*)(.*?)(\s*)([=:].*)/);
                if (!m)
                    return [line];

                if (startW == null) {
                    startW = m[1].length;
                    textW = m[2].length;
                    endW = m[3].length;
                    return m;
                }

                if (startW + textW + endW != m[1].length + m[2].length + m[3].length)
                    isRightAligned = false;
                if (startW != m[1].length)
                    isLeftAligned = false;

                if (startW > m[1].length)
                    startW = m[1].length;
                if (textW < m[2].length)
                    textW = m[2].length;
                if (endW > m[3].length)
                    endW = m[3].length;

                return m;
            }).map(forceLeft ? alignLeft :
                isLeftAligned ? isRightAligned ? alignRight : alignLeft : unAlign);

            function spaces(n) {
                return lang.stringRepeat(" ", n);
            }

            function alignLeft(m) {
                return !m[2] ? m[0] : spaces(startW) + m[2]
                    + spaces(textW - m[2].length + endW)
                    + m[4].replace(/^([=:])\s+/, "$1 ");
            }

            function alignRight(m) {
                return !m[2] ? m[0] : spaces(startW + textW - m[2].length) + m[2]
                    + spaces(endW, " ")
                    + m[4].replace(/^([=:])\s+/, "$1 ");
            }

            function unAlign(m) {
                return !m[2] ? m[0] : spaces(startW) + m[2]
                    + spaces(endW)
                    + m[4].replace(/^([=:])\s+/, "$1 ");
            }
        };
    }).call(Editor.prototype);


    function isSamePoint(p1, p2) {
        return p1.row == p2.row && p1.column == p2.column;
    }

    exports.onSessionChange = function (e) {
        var session = e.session;
        if (session && !session.multiSelect) {
            session.$selectionMarkers = [];
            session.selection.$initRangeList();
            session.multiSelect = session.selection;
        }
        this.multiSelect = session && session.multiSelect;

        var oldSession = e.oldSession;
        if (oldSession) {
            oldSession.multiSelect.off("addRange", this.$onAddRange);
            oldSession.multiSelect.off("removeRange", this.$onRemoveRange);
            oldSession.multiSelect.off("multiSelect", this.$onMultiSelect);
            oldSession.multiSelect.off("singleSelect", this.$onSingleSelect);
            oldSession.multiSelect.lead.off("change", this.$checkMultiselectChange);
            oldSession.multiSelect.anchor.off("change", this.$checkMultiselectChange);
        }

        if (session) {
            session.multiSelect.on("addRange", this.$onAddRange);
            session.multiSelect.on("removeRange", this.$onRemoveRange);
            session.multiSelect.on("multiSelect", this.$onMultiSelect);
            session.multiSelect.on("singleSelect", this.$onSingleSelect);
            session.multiSelect.lead.on("change", this.$checkMultiselectChange);
            session.multiSelect.anchor.on("change", this.$checkMultiselectChange);
        }

        if (session && this.inMultiSelectMode != session.selection.inMultiSelectMode) {
            if (session.selection.inMultiSelectMode)
                this.$onMultiSelect();
            else
                this.$onSingleSelect();
        }
    };

    function MultiSelect(editor) {
        if (editor.$multiselectOnSessionChange)
            return;
        editor.$onAddRange = editor.$onAddRange.bind(editor);
        editor.$onRemoveRange = editor.$onRemoveRange.bind(editor);
        editor.$onMultiSelect = editor.$onMultiSelect.bind(editor);
        editor.$onSingleSelect = editor.$onSingleSelect.bind(editor);
        editor.$multiselectOnSessionChange = exports.onSessionChange.bind(editor);
        editor.$checkMultiselectChange = editor.$checkMultiselectChange.bind(editor);

        editor.$multiselectOnSessionChange(editor);
        editor.on("changeSession", editor.$multiselectOnSessionChange);

        editor.on("mousedown", onMouseDown);
        editor.commands.addCommands(commands.defaultCommands);

        addAltCursorListeners(editor);
    }

    function addAltCursorListeners(editor) {
        var el = editor.textInput.getElement();
        var altCursor = false;
        event.addListener(el, "keydown", function (e) {
            var altDown = e.keyCode == 18 && !(e.ctrlKey || e.shiftKey || e.metaKey);
            if (editor.$blockSelectEnabled && altDown) {
                if (!altCursor) {
                    editor.renderer.setMouseCursor("crosshair");
                    altCursor = true;
                }
            } else if (altCursor) {
                reset();
            }
        });

        event.addListener(el, "keyup", reset);
        event.addListener(el, "blur", reset);

        function reset(e) {
            if (altCursor) {
                editor.renderer.setMouseCursor("");
                altCursor = false;
            }
        }
    }

    exports.MultiSelect = MultiSelect;


    require("./config").defineOptions(Editor.prototype, "editor", {
        enableMultiselect: {
            set: function (val) {
                MultiSelect(this);
                if (val) {
                    this.on("changeSession", this.$multiselectOnSessionChange);
                    this.on("mousedown", onMouseDown);
                } else {
                    this.off("changeSession", this.$multiselectOnSessionChange);
                    this.off("mousedown", onMouseDown);
                }
            },
            value: true
        },
        enableBlockSelect: {
            set: function (val) {
                this.$blockSelectEnabled = val;
            },
            value: true
        }
    });


});

define("ace/mode/folding/fold_mode", ["require", "exports", "module", "ace/range"], function (require, exports, module) {
    "use strict";

    var Range = require("../../range").Range;

    var FoldMode = exports.FoldMode = function () {
    };

    (function () {

        this.foldingStartMarker = null;
        this.foldingStopMarker = null;
        this.getFoldWidget = function (session, foldStyle, row) {
            var line = session.getLine(row);
            if (this.foldingStartMarker.test(line))
                return "start";
            if (foldStyle == "markbeginend"
                && this.foldingStopMarker
                && this.foldingStopMarker.test(line))
                return "end";
            return "";
        };

        this.getFoldWidgetRange = function (session, foldStyle, row) {
            return null;
        };

        this.indentationBlock = function (session, row, column) {
            var re = /\S/;
            var line = session.getLine(row);
            var startLevel = line.search(re);
            if (startLevel == -1)
                return;

            var startColumn = column || line.length;
            var maxRow = session.getLength();
            var startRow = row;
            var endRow = row;

            while (++row < maxRow) {
                var level = session.getLine(row).search(re);

                if (level == -1)
                    continue;

                if (level <= startLevel)
                    break;

                endRow = row;
            }

            if (endRow > startRow) {
                var endColumn = session.getLine(endRow).length;
                return new Range(startRow, startColumn, endRow, endColumn);
            }
        };

        this.openingBracketBlock = function (session, bracket, row, column, typeRe) {
            var start = {row: row, column: column + 1};
            var end = session.$findClosingBracket(bracket, start, typeRe);
            if (!end)
                return;

            var fw = session.foldWidgets[end.row];
            if (fw == null)
                fw = session.getFoldWidget(end.row);

            if (fw == "start" && end.row > start.row) {
                end.row--;
                end.column = session.getLine(end.row).length;
            }
            return Range.fromPoints(start, end);
        };

        this.closingBracketBlock = function (session, bracket, row, column, typeRe) {
            var end = {row: row, column: column};
            var start = session.$findOpeningBracket(bracket, end);

            if (!start)
                return;

            start.column++;
            end.column--;

            return Range.fromPoints(start, end);
        };
    }).call(FoldMode.prototype);

});

define("ace/theme/textmate", ["require", "exports", "module", "ace/lib/dom"], function (require, exports, module) {
    "use strict";

    exports.isDark = false;
    exports.cssClass = "ace-tm";
    exports.cssText = ".ace-tm .ace_gutter {\
background: #f0f0f0;\
color: #333;\
}\
.ace-tm .ace_print-margin {\
width: 1px;\
background: #e8e8e8;\
}\
.ace-tm .ace_fold {\
background-color: #6B72E6;\
}\
.ace-tm {\
background-color: #FFFFFF;\
color: black;\
}\
.ace-tm .ace_cursor {\
color: black;\
}\
.ace-tm .ace_invisible {\
color: rgb(191, 191, 191);\
}\
.ace-tm .ace_storage,\
.ace-tm .ace_keyword {\
color: blue;\
}\
.ace-tm .ace_constant {\
color: rgb(197, 6, 11);\
}\
.ace-tm .ace_constant.ace_buildin {\
color: rgb(88, 72, 246);\
}\
.ace-tm .ace_constant.ace_language {\
color: rgb(88, 92, 246);\
}\
.ace-tm .ace_constant.ace_library {\
color: rgb(6, 150, 14);\
}\
.ace-tm .ace_invalid {\
background-color: rgba(255, 0, 0, 0.1);\
color: red;\
}\
.ace-tm .ace_support.ace_function {\
color: rgb(60, 76, 114);\
}\
.ace-tm .ace_support.ace_constant {\
color: rgb(6, 150, 14);\
}\
.ace-tm .ace_support.ace_type,\
.ace-tm .ace_support.ace_class {\
color: rgb(109, 121, 222);\
}\
.ace-tm .ace_keyword.ace_operator {\
color: rgb(104, 118, 135);\
}\
.ace-tm .ace_string {\
color: rgb(3, 106, 7);\
}\
.ace-tm .ace_comment {\
color: rgb(76, 136, 107);\
}\
.ace-tm .ace_comment.ace_doc {\
color: rgb(0, 102, 255);\
}\
.ace-tm .ace_comment.ace_doc.ace_tag {\
color: rgb(128, 159, 191);\
}\
.ace-tm .ace_constant.ace_numeric {\
color: rgb(0, 0, 205);\
}\
.ace-tm .ace_variable {\
color: rgb(49, 132, 149);\
}\
.ace-tm .ace_xml-pe {\
color: rgb(104, 104, 91);\
}\
.ace-tm .ace_entity.ace_name.ace_function {\
color: #0000A2;\
}\
.ace-tm .ace_heading {\
color: rgb(12, 7, 255);\
}\
.ace-tm .ace_list {\
color:rgb(185, 6, 144);\
}\
.ace-tm .ace_meta.ace_tag {\
color:rgb(0, 22, 142);\
}\
.ace-tm .ace_string.ace_regex {\
color: rgb(255, 0, 0)\
}\
.ace-tm .ace_marker-layer .ace_selection {\
background: rgb(181, 213, 255);\
}\
.ace-tm.ace_multiselect .ace_selection.ace_start {\
box-shadow: 0 0 3px 0px white;\
}\
.ace-tm .ace_marker-layer .ace_step {\
background: rgb(252, 255, 0);\
}\
.ace-tm .ace_marker-layer .ace_stack {\
background: rgb(164, 229, 101);\
}\
.ace-tm .ace_marker-layer .ace_bracket {\
margin: -1px 0 0 -1px;\
border: 1px solid rgb(192, 192, 192);\
}\
.ace-tm .ace_marker-layer .ace_active-line {\
background: rgba(0, 0, 0, 0.07);\
}\
.ace-tm .ace_gutter-active-line {\
background-color : #dcdcdc;\
}\
.ace-tm .ace_marker-layer .ace_selected-word {\
background: rgb(250, 250, 255);\
border: 1px solid rgb(200, 200, 250);\
}\
.ace-tm .ace_indent-guide {\
background: url(\"\") right repeat-y;\
}\
";

    var dom = require("../lib/dom");
    dom.importCssString(exports.cssText, exports.cssClass);
});

define("ace/line_widgets", ["require", "exports", "module", "ace/lib/oop", "ace/lib/dom", "ace/range"], function (require, exports, module) {
    "use strict";

    var oop = require("./lib/oop");
    var dom = require("./lib/dom");
    var Range = require("./range").Range;


    function LineWidgets(session) {
        this.session = session;
        this.session.widgetManager = this;
        this.session.getRowLength = this.getRowLength;
        this.session.$getWidgetScreenLength = this.$getWidgetScreenLength;
        this.updateOnChange = this.updateOnChange.bind(this);
        this.renderWidgets = this.renderWidgets.bind(this);
        this.measureWidgets = this.measureWidgets.bind(this);
        this.session._changedWidgets = [];
        this.$onChangeEditor = this.$onChangeEditor.bind(this);

        this.session.on("change", this.updateOnChange);
        this.session.on("changeFold", this.updateOnFold);
        this.session.on("changeEditor", this.$onChangeEditor);
    }

    (function () {
        this.getRowLength = function (row) {
            var h;
            if (this.lineWidgets)
                h = this.lineWidgets[row] && this.lineWidgets[row].rowCount || 0;
            else
                h = 0;
            if (!this.$useWrapMode || !this.$wrapData[row]) {
                return 1 + h;
            } else {
                return this.$wrapData[row].length + 1 + h;
            }
        };

        this.$getWidgetScreenLength = function () {
            var screenRows = 0;
            this.lineWidgets.forEach(function (w) {
                if (w && w.rowCount && !w.hidden)
                    screenRows += w.rowCount;
            });
            return screenRows;
        };

        this.$onChangeEditor = function (e) {
            this.attach(e.editor);
        };

        this.attach = function (editor) {
            if (editor && editor.widgetManager && editor.widgetManager != this)
                editor.widgetManager.detach();

            if (this.editor == editor)
                return;

            this.detach();
            this.editor = editor;

            if (editor) {
                editor.widgetManager = this;
                editor.renderer.on("beforeRender", this.measureWidgets);
                editor.renderer.on("afterRender", this.renderWidgets);
            }
        };
        this.detach = function (e) {
            var editor = this.editor;
            if (!editor)
                return;

            this.editor = null;
            editor.widgetManager = null;

            editor.renderer.off("beforeRender", this.measureWidgets);
            editor.renderer.off("afterRender", this.renderWidgets);
            var lineWidgets = this.session.lineWidgets;
            lineWidgets && lineWidgets.forEach(function (w) {
                if (w && w.el && w.el.parentNode) {
                    w._inDocument = false;
                    w.el.parentNode.removeChild(w.el);
                }
            });
        };

        this.updateOnFold = function (e, session) {
            var lineWidgets = session.lineWidgets;
            if (!lineWidgets || !e.action)
                return;
            var fold = e.data;
            var start = fold.start.row;
            var end = fold.end.row;
            var hide = e.action == "add";
            for (var i = start + 1; i < end; i++) {
                if (lineWidgets[i])
                    lineWidgets[i].hidden = hide;
            }
            if (lineWidgets[end]) {
                if (hide) {
                    if (!lineWidgets[start])
                        lineWidgets[start] = lineWidgets[end];
                    else
                        lineWidgets[end].hidden = hide;
                } else {
                    if (lineWidgets[start] == lineWidgets[end])
                        lineWidgets[start] = undefined;
                    lineWidgets[end].hidden = hide;
                }
            }
        };

        this.updateOnChange = function (delta) {
            var lineWidgets = this.session.lineWidgets;
            if (!lineWidgets) return;

            var startRow = delta.start.row;
            var len = delta.end.row - startRow;

            if (len === 0) {
            } else if (delta.action == 'remove') {
                var removed = lineWidgets.splice(startRow + 1, len);
                removed.forEach(function (w) {
                    w && this.removeLineWidget(w);
                }, this);
                this.$updateRows();
            } else {
                var args = new Array(len);
                args.unshift(startRow, 0);
                lineWidgets.splice.apply(lineWidgets, args);
                this.$updateRows();
            }
        };

        this.$updateRows = function () {
            var lineWidgets = this.session.lineWidgets;
            if (!lineWidgets) return;
            var noWidgets = true;
            lineWidgets.forEach(function (w, i) {
                if (w) {
                    noWidgets = false;
                    w.row = i;
                    while (w.$oldWidget) {
                        w.$oldWidget.row = i;
                        w = w.$oldWidget;
                    }
                }
            });
            if (noWidgets)
                this.session.lineWidgets = null;
        };

        this.addLineWidget = function (w) {
            if (!this.session.lineWidgets)
                this.session.lineWidgets = new Array(this.session.getLength());

            var old = this.session.lineWidgets[w.row];
            if (old) {
                w.$oldWidget = old;
                if (old.el && old.el.parentNode) {
                    old.el.parentNode.removeChild(old.el);
                    old._inDocument = false;
                }
            }

            this.session.lineWidgets[w.row] = w;

            w.session = this.session;

            var renderer = this.editor.renderer;
            if (w.html && !w.el) {
                w.el = dom.createElement("div");
                w.el.innerHTML = w.html;
            }
            if (w.el) {
                dom.addCssClass(w.el, "ace_lineWidgetContainer");
                w.el.style.position = "absolute";
                w.el.style.zIndex = 5;
                renderer.container.appendChild(w.el);
                w._inDocument = true;
            }

            if (!w.coverGutter) {
                w.el.style.zIndex = 3;
            }
            if (w.pixelHeight == null) {
                w.pixelHeight = w.el.offsetHeight;
            }
            if (w.rowCount == null) {
                w.rowCount = w.pixelHeight / renderer.layerConfig.lineHeight;
            }

            var fold = this.session.getFoldAt(w.row, 0);
            w.$fold = fold;
            if (fold) {
                var lineWidgets = this.session.lineWidgets;
                if (w.row == fold.end.row && !lineWidgets[fold.start.row])
                    lineWidgets[fold.start.row] = w;
                else
                    w.hidden = true;
            }

            this.session._emit("changeFold", {data: {start: {row: w.row}}});

            this.$updateRows();
            this.renderWidgets(null, renderer);
            this.onWidgetChanged(w);
            return w;
        };

        this.removeLineWidget = function (w) {
            w._inDocument = false;
            w.session = null;
            if (w.el && w.el.parentNode)
                w.el.parentNode.removeChild(w.el);
            if (w.editor && w.editor.destroy) try {
                w.editor.destroy();
            } catch (e) {
            }
            if (this.session.lineWidgets) {
                var w1 = this.session.lineWidgets[w.row];
                if (w1 == w) {
                    this.session.lineWidgets[w.row] = w.$oldWidget;
                    if (w.$oldWidget)
                        this.onWidgetChanged(w.$oldWidget);
                } else {
                    while (w1) {
                        if (w1.$oldWidget == w) {
                            w1.$oldWidget = w.$oldWidget;
                            break;
                        }
                        w1 = w1.$oldWidget;
                    }
                }
            }
            this.session._emit("changeFold", {data: {start: {row: w.row}}});
            this.$updateRows();
        };

        this.getWidgetsAtRow = function (row) {
            var lineWidgets = this.session.lineWidgets;
            var w = lineWidgets && lineWidgets[row];
            var list = [];
            while (w) {
                list.push(w);
                w = w.$oldWidget;
            }
            return list;
        };

        this.onWidgetChanged = function (w) {
            this.session._changedWidgets.push(w);
            this.editor && this.editor.renderer.updateFull();
        };

        this.measureWidgets = function (e, renderer) {
            var changedWidgets = this.session._changedWidgets;
            var config = renderer.layerConfig;

            if (!changedWidgets || !changedWidgets.length) return;
            var min = Infinity;
            for (var i = 0; i < changedWidgets.length; i++) {
                var w = changedWidgets[i];
                if (!w || !w.el) continue;
                if (w.session != this.session) continue;
                if (!w._inDocument) {
                    if (this.session.lineWidgets[w.row] != w)
                        continue;
                    w._inDocument = true;
                    renderer.container.appendChild(w.el);
                }

                w.h = w.el.offsetHeight;

                if (!w.fixedWidth) {
                    w.w = w.el.offsetWidth;
                    w.screenWidth = Math.ceil(w.w / config.characterWidth);
                }

                var rowCount = w.h / config.lineHeight;
                if (w.coverLine) {
                    rowCount -= this.session.getRowLineCount(w.row);
                    if (rowCount < 0)
                        rowCount = 0;
                }
                if (w.rowCount != rowCount) {
                    w.rowCount = rowCount;
                    if (w.row < min)
                        min = w.row;
                }
            }
            if (min != Infinity) {
                this.session._emit("changeFold", {data: {start: {row: min}}});
                this.session.lineWidgetWidth = null;
            }
            this.session._changedWidgets = [];
        };

        this.renderWidgets = function (e, renderer) {
            var config = renderer.layerConfig;
            var lineWidgets = this.session.lineWidgets;
            if (!lineWidgets)
                return;
            var first = Math.min(this.firstRow, config.firstRow);
            var last = Math.max(this.lastRow, config.lastRow, lineWidgets.length);

            while (first > 0 && !lineWidgets[first])
                first--;

            this.firstRow = config.firstRow;
            this.lastRow = config.lastRow;

            renderer.$cursorLayer.config = config;
            for (var i = first; i <= last; i++) {
                var w = lineWidgets[i];
                if (!w || !w.el) continue;
                if (w.hidden) {
                    w.el.style.top = -100 - (w.pixelHeight || 0) + "px";
                    continue;
                }
                if (!w._inDocument) {
                    w._inDocument = true;
                    renderer.container.appendChild(w.el);
                }
                var top = renderer.$cursorLayer.getPixelPosition({row: i, column: 0}, true).top;
                if (!w.coverLine)
                    top += config.lineHeight * this.session.getRowLineCount(w.row);
                w.el.style.top = top - config.offset + "px";

                var left = w.coverGutter ? 0 : renderer.gutterWidth;
                if (!w.fixedWidth)
                    left -= renderer.scrollLeft;
                w.el.style.left = left + "px";

                if (w.fullWidth && w.screenWidth) {
                    w.el.style.minWidth = config.width + 2 * config.padding + "px";
                }

                if (w.fixedWidth) {
                    w.el.style.right = renderer.scrollBar.getWidth() + "px";
                } else {
                    w.el.style.right = "";
                }
            }
        };

    }).call(LineWidgets.prototype);


    exports.LineWidgets = LineWidgets;

});

define("ace/ext/error_marker", ["require", "exports", "module", "ace/line_widgets", "ace/lib/dom", "ace/range"], function (require, exports, module) {
    "use strict";
    var LineWidgets = require("../line_widgets").LineWidgets;
    var dom = require("../lib/dom");
    var Range = require("../range").Range;

    function binarySearch(array, needle, comparator) {
        var first = 0;
        var last = array.length - 1;

        while (first <= last) {
            var mid = (first + last) >> 1;
            var c = comparator(needle, array[mid]);
            if (c > 0)
                first = mid + 1;
            else if (c < 0)
                last = mid - 1;
            else
                return mid;
        }
        return -(first + 1);
    }

    function findAnnotations(session, row, dir) {
        var annotations = session.getAnnotations().sort(Range.comparePoints);
        if (!annotations.length)
            return;

        var i = binarySearch(annotations, {row: row, column: -1}, Range.comparePoints);
        if (i < 0)
            i = -i - 1;

        if (i >= annotations.length)
            i = dir > 0 ? 0 : annotations.length - 1;
        else if (i === 0 && dir < 0)
            i = annotations.length - 1;

        var annotation = annotations[i];
        if (!annotation || !dir)
            return;

        if (annotation.row === row) {
            do {
                annotation = annotations[i += dir];
            } while (annotation && annotation.row === row);
            if (!annotation)
                return annotations.slice();
        }


        var matched = [];
        row = annotation.row;
        do {
            matched[dir < 0 ? "unshift" : "push"](annotation);
            annotation = annotations[i += dir];
        } while (annotation && annotation.row == row);
        return matched.length && matched;
    }

    exports.showErrorMarker = function (editor, dir) {
        var session = editor.session;
        if (!session.widgetManager) {
            session.widgetManager = new LineWidgets(session);
            session.widgetManager.attach(editor);
        }

        var pos = editor.getCursorPosition();
        var row = pos.row;
        var oldWidget = session.widgetManager.getWidgetsAtRow(row).filter(function (w) {
            return w.type == "errorMarker";
        })[0];
        if (oldWidget) {
            oldWidget.destroy();
        } else {
            row -= dir;
        }
        var annotations = findAnnotations(session, row, dir);
        var gutterAnno;
        if (annotations) {
            var annotation = annotations[0];
            pos.column = (annotation.pos && typeof annotation.column != "number"
                ? annotation.pos.sc
                : annotation.column) || 0;
            pos.row = annotation.row;
            gutterAnno = editor.renderer.$gutterLayer.$annotations[pos.row];
        } else if (oldWidget) {
            return;
        } else {
            gutterAnno = {
                text: ["Looks good!"],
                className: "ace_ok"
            };
        }
        editor.session.unfold(pos.row);
        editor.selection.moveToPosition(pos);

        var w = {
            row: pos.row,
            fixedWidth: true,
            coverGutter: true,
            el: dom.createElement("div"),
            type: "errorMarker"
        };
        var el = w.el.appendChild(dom.createElement("div"));
        var arrow = w.el.appendChild(dom.createElement("div"));
        arrow.className = "error_widget_arrow " + gutterAnno.className;

        var left = editor.renderer.$cursorLayer
            .getPixelPosition(pos).left;
        arrow.style.left = left + editor.renderer.gutterWidth - 5 + "px";

        w.el.className = "error_widget_wrapper";
        el.className = "error_widget " + gutterAnno.className;
        el.innerHTML = gutterAnno.text.join("<br>");

        el.appendChild(dom.createElement("div"));

        var kb = function (_, hashId, keyString) {
            if (hashId === 0 && (keyString === "esc" || keyString === "return")) {
                w.destroy();
                return {command: "null"};
            }
        };

        w.destroy = function () {
            if (editor.$mouseHandler.isMousePressed)
                return;
            editor.keyBinding.removeKeyboardHandler(kb);
            session.widgetManager.removeLineWidget(w);
            editor.off("changeSelection", w.destroy);
            editor.off("changeSession", w.destroy);
            editor.off("mouseup", w.destroy);
            editor.off("change", w.destroy);
        };

        editor.keyBinding.addKeyboardHandler(kb);
        editor.on("changeSelection", w.destroy);
        editor.on("changeSession", w.destroy);
        editor.on("mouseup", w.destroy);
        editor.on("change", w.destroy);

        editor.session.widgetManager.addLineWidget(w);

        w.el.onmousedown = editor.focus.bind(editor);

        editor.renderer.scrollCursorIntoView(null, 0.5, {bottom: w.el.offsetHeight});
    };


    dom.importCssString("\
    .error_widget_wrapper {\
        background: inherit;\
        color: inherit;\
        border:none\
    }\
    .error_widget {\
        border-top: solid 2px;\
        border-bottom: solid 2px;\
        margin: 5px 0;\
        padding: 10px 40px;\
        white-space: pre-wrap;\
    }\
    .error_widget.ace_error, .error_widget_arrow.ace_error{\
        border-color: #ff5a5a\
    }\
    .error_widget.ace_warning, .error_widget_arrow.ace_warning{\
        border-color: #F1D817\
    }\
    .error_widget.ace_info, .error_widget_arrow.ace_info{\
        border-color: #5a5a5a\
    }\
    .error_widget.ace_ok, .error_widget_arrow.ace_ok{\
        border-color: #5aaa5a\
    }\
    .error_widget_arrow {\
        position: absolute;\
        border: solid 5px;\
        border-top-color: transparent!important;\
        border-right-color: transparent!important;\
        border-left-color: transparent!important;\
        top: -5px;\
    }\
", "");

});

define("ace/ace", ["require", "exports", "module", "ace/lib/fixoldbrowsers", "ace/lib/dom", "ace/lib/event", "ace/editor", "ace/edit_session", "ace/undomanager", "ace/virtual_renderer", "ace/worker/worker_client", "ace/keyboard/hash_handler", "ace/placeholder", "ace/multi_select", "ace/mode/folding/fold_mode", "ace/theme/textmate", "ace/ext/error_marker", "ace/config"], function (require, exports, module) {
    "use strict";

    require("./lib/fixoldbrowsers");

    var dom = require("./lib/dom");
    var event = require("./lib/event");

    var Editor = require("./editor").Editor;
    var EditSession = require("./edit_session").EditSession;
    var UndoManager = require("./undomanager").UndoManager;
    var Renderer = require("./virtual_renderer").VirtualRenderer;
    require("./worker/worker_client");
    require("./keyboard/hash_handler");
    require("./placeholder");
    require("./multi_select");
    require("./mode/folding/fold_mode");
    require("./theme/textmate");
    require("./ext/error_marker");

    exports.config = require("./config");
    exports.require = require;

    if (typeof define === "function")
        exports.define = define;
    exports.edit = function (el) {
        if (typeof el == "string") {
            var _id = el;
            el = document.getElementById(_id);
            if (!el)
                throw new Error("ace.edit can't find div #" + _id);
        }

        if (el && el.env && el.env.editor instanceof Editor)
            return el.env.editor;

        var value = "";
        if (el && /input|textarea/i.test(el.tagName)) {
            var oldNode = el;
            value = oldNode.value;
            el = dom.createElement("pre");
            oldNode.parentNode.replaceChild(el, oldNode);
        } else if (el) {
            value = dom.getInnerText(el);
            el.innerHTML = "";
        }

        var doc = exports.createEditSession(value);

        var editor = new Editor(new Renderer(el));
        editor.setSession(doc);

        var env = {
            document: doc,
            editor: editor,
            onResize: editor.resize.bind(editor, null)
        };
        if (oldNode) env.textarea = oldNode;
        event.addListener(window, "resize", env.onResize);
        editor.on("destroy", function () {
            event.removeListener(window, "resize", env.onResize);
            env.editor.container.env = null; // prevent memory leak on old ie
        });
        editor.container.env = editor.env = env;
        return editor;
    };
    exports.createEditSession = function (text, mode) {
        var doc = new EditSession(text, mode);
        doc.setUndoManager(new UndoManager());
        return doc;
    };
    exports.EditSession = EditSession;
    exports.UndoManager = UndoManager;
    exports.version = "1.2.9";
});
(function () {
    window.require(["ace/ace"], function (a) {
        if (a) {
            a.config.init(true);
            a.define = window.define;
        }
        if (!window.ace)
            window.ace = a;
        for (var key in a) if (a.hasOwnProperty(key))
            window.ace[key] = a[key];
    });
})();
        